2003 March Comics Signature Sale #806 (Session 7)

Auction Details

Choose Your Layout > Switch to Grid View Switch to List View
W. Hamilton Hope - Original Calendar Art (c.1930). A highly desirable subject matter, hunting, or fi2151 - W. Hamilton Hope - Original Calendar Art (c.1930). A highly desirable subject matter, hunting, or fi
Old Heritage Auctions.
W. Hamilton Hope - Original Calendar Art (c.1930). A highly desirable subject matter, hunting, or fishing images such as this one were published as po
Bidding Has Concluded
Estimate : 900.00 - 1,683.00
 
 
Details...Bookmark
Charles Hughes - Original Illustration (c.1930). Depicting an art show and a gaggle of critics, this2152 - Charles Hughes - Original Illustration (c.1930). Depicting an art show and a gaggle of critics, this
Old Heritage Auctions.
Charles Hughes - Original Illustration (c.1930). Depicting an art show and a gaggle of critics, this lighthearted art deco illustration was most likel
Bidding Has Concluded
Estimate : 900.00 - 1,683.00
 
 
Details...Bookmark
Walter Beach Humphrey (1892-1966) Original Magazine Cover Art (1925-1930). This offering by Walter B2153 - Walter Beach Humphrey (1892-1966) Original Magazine Cover Art (1925-1930). This offering by Walter B
Old Heritage Auctions.
Walter Beach Humphrey (1892-1966) Original Magazine Cover Art (1925-1930). This offering by Walter Beach Humphrey, famous for his numerous cover paint
Bidding Has Concluded
Estimate : 3,600.00 - 6,732.00
 
 
Details...Bookmark
Walter Beach Humphrey (1892-1966) Original Calendar Painting (c.1950). A very famous calendar image,2154 - Walter Beach Humphrey (1892-1966) Original Calendar Painting (c.1950). A very famous calendar image,
Old Heritage Auctions.
Walter Beach Humphrey (1892-1966) Original Calendar Painting (c.1950). A very famous calendar image, masterfully painted by Walter Beach Humphrey, sho
Bidding Has Concluded
Estimate : 2,300.00 - 4,301.00
 
 
Details...Bookmark
Lynn Bogue Hunt (1878-1960) Original Illustration (1940-1950). Lynn Bogue Hunt was a renowned wildli2155 - Lynn Bogue Hunt (1878-1960) Original Illustration (1940-1950). Lynn Bogue Hunt was a renowned wildli
Old Heritage Auctions.
Lynn Bogue Hunt (1878-1960) Original Illustration (1940-1950). Lynn Bogue Hunt was a renowned wildlife artist whose work often appeared on the covers
Bidding Has Concluded
Estimate : 600.00 - 1,122.00
 
 
Details...Bookmark
Percy D. Johnson - Original Illustration Art (1925-1930). This is believed to have been published as2156 - Percy D. Johnson - Original Illustration Art (1925-1930). This is believed to have been published as
Old Heritage Auctions.
Percy D. Johnson - Original Illustration Art (1925-1930). This is believed to have been published as a cover painting for either The Country Gentleman
Bidding Has Concluded
Estimate : 1,550.00 - 2,898.00
 
 
Details...Bookmark
Balfour Ker - Original Story Illustration (1910-1920). An important Brandywine artist and student of2157 - Balfour Ker - Original Story Illustration (1910-1920). An important Brandywine artist and student of
Old Heritage Auctions.
Balfour Ker - Original Story Illustration (1910-1920). An important Brandywine artist and student of Howard Pyle, oil paintings by this artist are exc
Bidding Has Concluded
Estimate : 1,800.00 - 3,366.00
 
 
Details...Bookmark
Joseph Francis Kernan (1878-1958) Original Advertising Art (1949). J. F. Kernan, an avid sportsman,.2158 - Joseph Francis Kernan (1878-1958) Original Advertising Art (1949). J. F. Kernan, an avid sportsman,.
Old Heritage Auctions.
Joseph Francis Kernan (1878-1958) Original Advertising Art (1949). J. F. Kernan, an avid sportsman, incorporated much of what he enjoyed in his work.
Bidding Has Concluded
Estimate : 1,300.00 - 2,431.00
 
 
Details...Bookmark
Alonzo Kimball (1874-1923) Original Magazine Story Illustration (1916). Alonzo Kimball illustrated c2159 - Alonzo Kimball (1874-1923) Original Magazine Story Illustration (1916). Alonzo Kimball illustrated c
Old Heritage Auctions.
Alonzo Kimball (1874-1923) Original Magazine Story Illustration (1916). Alonzo Kimball illustrated covers for The Saturday Evening Post in the early 1
Bidding Has Concluded
Estimate : 900.00 - 1,683.00
 
 
Details...Bookmark
Arnold Kohn - Original Pin-up Art (c.1950). Arnold Kohn enjoyed a successful career as an illustrato2160 - Arnold Kohn - Original Pin-up Art (c.1950). Arnold Kohn enjoyed a successful career as an illustrato
Old Heritage Auctions.
Arnold Kohn - Original Pin-up Art (c.1950). Arnold Kohn enjoyed a successful career as an illustrator working in several areas of the field. He was a
Bidding Has Concluded
Estimate : 2,000.00 - 3,740.00
 
 
Details...Bookmark
Tony Kokinos - Original Paperback Cover Art (1957). Tony Kokinos painted paperback covers for severa2161 - Tony Kokinos - Original Paperback Cover Art (1957). Tony Kokinos painted paperback covers for severa
Old Heritage Auctions.
Tony Kokinos - Original Paperback Cover Art (1957). Tony Kokinos painted paperback covers for several publishers in the mid-1950s, including Signet an
Bidding Has Concluded
Estimate : 500.00 - 935.00
 
 
Details...Bookmark
Al Kortner - Magazine Story Illustration (c.1945). Al Kortner was a member of the prestigious Sundbl2162 - Al Kortner - Magazine Story Illustration (c.1945). Al Kortner was a member of the prestigious Sundbl
Old Heritage Auctions.
Al Kortner - Magazine Story Illustration (c.1945). Al Kortner was a member of the prestigious Sundblom studio in Chicago. With the support and guidanc
Bidding Has Concluded
Estimate : 350.00 - 654.00
 
 
Details...Bookmark
Al Kortner - Original Painting (1940-1950). A lovely, delicate watercolor nude painted by Al Kortner2163 - Al Kortner - Original Painting (1940-1950). A lovely, delicate watercolor nude painted by Al Kortner
Old Heritage Auctions.
Al Kortner - Original Painting (1940-1950). A lovely, delicate watercolor nude painted by Al Kortner while he was working at Haddon Sundblom's s...
Bidding Has Concluded
Estimate : 850.00 - 1,589.00
 
 
Details...Bookmark
Florence Kroger - Original Calendar Art (1935-1940). Florence Kroger was one of the most famous and.2164 - Florence Kroger - Original Calendar Art (1935-1940). Florence Kroger was one of the most famous and.
Old Heritage Auctions.
Florence Kroger - Original Calendar Art (1935-1940). Florence Kroger was one of the most famous and prolific of the female calendar artists. Her paint
Bidding Has Concluded
Estimate : 1,100.00 - 2,057.00
 
 
Details...Bookmark
Florence Kroger - Original Calendar Art (c.1930). Another offering by this famous female artist, thi2165 - Florence Kroger - Original Calendar Art (c.1930). Another offering by this famous female artist, thi
Old Heritage Auctions.
Florence Kroger - Original Calendar Art (c.1930). Another offering by this famous female artist, this time appealing to lovers of babies with their eq
Bidding Has Concluded
Estimate : 1,100.00 - 2,057.00
 
 
Details...Bookmark
Robert Lavin (1919-1997) Original Illustration (c.1960). Robert (Bob) Lavin was a skilled and knowle2166 - Robert Lavin (1919-1997) Original Illustration (c.1960). Robert (Bob) Lavin was a skilled and knowle
Old Heritage Auctions.
Robert Lavin (1919-1997) Original Illustration (c.1960). Robert (Bob) Lavin was a skilled and knowledgeable industrial artist who successfully illustr
Bidding Has Concluded
Estimate : 1,600.00 - 2,992.00
 
 
Details...Bookmark
Gerald Leake (1885-1975) Original Illustration (c.1940). Gerald Leake was an accomplished artist who2167 - Gerald Leake (1885-1975) Original Illustration (c.1940). Gerald Leake was an accomplished artist who
Old Heritage Auctions.
Gerald Leake (1885-1975) Original Illustration (c.1940). Gerald Leake was an accomplished artist whose work was published in many areas of the commerc
Bidding Has Concluded
Estimate : 2,100.00 - 3,927.00
 
 
Details...Bookmark
Manning DeVilleneuve Lee (1894-1980) Original Calendar Art (1941-1945). This is an extremely famous.2168 - Manning DeVilleneuve Lee (1894-1980) Original Calendar Art (1941-1945). This is an extremely famous.
Old Heritage Auctions.
Manning DeVilleneuve Lee (1894-1980) Original Calendar Art (1941-1945). This is an extremely famous World War II calendar image by Manning DeVilleneuv
Bidding Has Concluded
Estimate : 3,000.00 - 5,610.00
 
 
Details...Bookmark
Ron Lesser - Original Paperback Cover Art (1965-1970). Cover art for a detective/action novel, for B2169 - Ron Lesser - Original Paperback Cover Art (1965-1970). Cover art for a detective/action novel, for B
Old Heritage Auctions.
Ron Lesser - Original Paperback Cover Art (1965-1970). Cover art for a detective/action novel, for Belmont/Tower books; Lesser's name is noted o...
Bidding Has Concluded
Estimate : 600.00 - 1,122.00
 
 
Details...Bookmark
Ron Lesser - Original Illustration (1965-1970). This depiction of LBJ (Lyndon Baines Johnson) was mo2170 - Ron Lesser - Original Illustration (1965-1970). This depiction of LBJ (Lyndon Baines Johnson) was mo
Old Heritage Auctions.
Ron Lesser - Original Illustration (1965-1970). This depiction of LBJ (Lyndon Baines Johnson) was most likely published as a magazine illustration. Le
Bidding Has Concluded
Estimate : 275.00 - 514.00
 
 
Details...Bookmark
Ron Lesser - Attributed - Original Illustration (1965-1970). Original illustration depicting Carl Sa2171 - Ron Lesser - Attributed - Original Illustration (1965-1970). Original illustration depicting Carl Sa
Old Heritage Auctions.
Ron Lesser - Attributed - Original Illustration (1965-1970). Original illustration depicting Carl Sandburg, which may have been published as a story i
Bidding Has Concluded
Estimate : 350.00 - 654.00
 
 
Details...Bookmark
Joseph Christian Leyendecker (1874-1951) Original Preliminary Painting (1918). J. C. Leyendecker's d2172 - Joseph Christian Leyendecker (1874-1951) Original Preliminary Painting (1918). J. C. Leyendecker's d
Old Heritage Auctions.
Joseph Christian Leyendecker (1874-1951) Original Preliminary Painting (1918). J. C. Leyendecker's distinctive and innovative style made him one...
Bidding Has Concluded
Estimate : 6,000.00 - 11,220.00
 
 
Details...Bookmark
Tom Lovell (1901-1997) Original Magazine Story Illustration (1940). Though Tom Lovell ultimately bec2173 - Tom Lovell (1901-1997) Original Magazine Story Illustration (1940). Though Tom Lovell ultimately bec
Old Heritage Auctions.
Tom Lovell (1901-1997) Original Magazine Story Illustration (1940). Though Tom Lovell ultimately became best known for his western art, for the three
Bidding Has Concluded
Estimate : 3,000.00 - 5,610.00
 
 
Details...Bookmark
Mike Ludlow - Original Magazine Story Illustration (1960). An extremely prolific artist, Ludlow's un2174 - Mike Ludlow - Original Magazine Story Illustration (1960). An extremely prolific artist, Ludlow's un
Old Heritage Auctions.
Mike Ludlow - Original Magazine Story Illustration (1960). An extremely prolific artist, Ludlow's unique and appealing style brought him work wi...
Bidding Has Concluded
Estimate : 700.00 - 1,309.00
 
 
Details...Bookmark
Mike Ludlow - Original Paperback Cover Art (1971). Original paperback cover art, published as Ace #82175 - Mike Ludlow - Original Paperback Cover Art (1971). Original paperback cover art, published as Ace #8
Old Heritage Auctions.
Mike Ludlow - Original Paperback Cover Art (1971). Original paperback cover art, published as Ace #87135 - Walk Softly Doctor, by Arlene Hale. The art
Bidding Has Concluded
Estimate : 200.00 - 374.00
 
 
Details...Bookmark
Dennis Magdich - Original Pin-up Art (c.1980). A frequent contributor to Playboy magazine, Dennis Ma2176 - Dennis Magdich - Original Pin-up Art (c.1980). A frequent contributor to Playboy magazine, Dennis Ma
Old Heritage Auctions.
Dennis Magdich - Original Pin-up Art (c.1980). A frequent contributor to Playboy magazine, Dennis Magdich had a distinctive airbrush style which broug
Bidding Has Concluded
Estimate : 900.00 - 1,683.00
 
 
Details...Bookmark
Robert Maguire - Original Paperback Cover Art (1973). An extremely proficient and prolific illustrat2177 - Robert Maguire - Original Paperback Cover Art (1973). An extremely proficient and prolific illustrat
Old Heritage Auctions.
Robert Maguire - Original Paperback Cover Art (1973). An extremely proficient and prolific illustrator, Robert Maguire is one of the most respected an
Bidding Has Concluded
Estimate : 1,100.00 - 2,057.00
 
 
Details...Bookmark
Lou Marchetti - Attributed - Original Paperback Cover Art (1963). Original cover art, published as A2178 - Lou Marchetti - Attributed - Original Paperback Cover Art (1963). Original cover art, published as A
Old Heritage Auctions.
Lou Marchetti - Attributed - Original Paperback Cover Art (1963). Original cover art, published as Ace G-503 - The Stairway, by Ursula Curtiss. Execut
Bidding Has Concluded
Estimate : 500.00 - 935.00
 
 
Details...Bookmark
Lou Marchetti - Attributed - Original Paperback Cover Art (1967). Original gothic/nurse paperback co2179 - Lou Marchetti - Attributed - Original Paperback Cover Art (1967). Original gothic/nurse paperback co
Old Heritage Auctions.
Lou Marchetti - Attributed - Original Paperback Cover Art (1967). Original gothic/nurse paperback cover art, published as Ace #G-658 - Leap In The Dar
Bidding Has Concluded
Estimate : 250.00 - 467.00
 
 
Details...Bookmark
Walter Martin - Original Magazine Cover Art (c.1933). Walter Martin's finely detailed illustrations.2180 - Walter Martin - Original Magazine Cover Art (c.1933). Walter Martin's finely detailed illustrations.
Old Heritage Auctions.
Walter Martin - Original Magazine Cover Art (c.1933). Walter Martin's finely detailed illustrations appeared on the covers of such boating magaz...
Bidding Has Concluded
Estimate : 1,300.00 - 2,431.00
 
 
Details...Bookmark
Walter Martin - Original Magazine Cover Art (c.1933). A skillful illustrator, Walter Martin created.2181 - Walter Martin - Original Magazine Cover Art (c.1933). A skillful illustrator, Walter Martin created.
Old Heritage Auctions.
Walter Martin - Original Magazine Cover Art (c.1933). A skillful illustrator, Walter Martin created this detailed boating subject that was most likely
Bidding Has Concluded
Estimate : 850.00 - 1,589.00
 
 
Details...Bookmark
Earl Mayan - Original Paperback Cover Art (1968). Earl Mayan is best known for his cover art for Ban2182 - Earl Mayan - Original Paperback Cover Art (1968). Earl Mayan is best known for his cover art for Ban
Old Heritage Auctions.
Earl Mayan - Original Paperback Cover Art (1968). Earl Mayan is best known for his cover art for Bantam Books in the 1950s. This painting was the cove
Bidding Has Concluded
Estimate : 250.00 - 467.00
 
 
Details...Bookmark
Robert McCall - Original Magazine Story Illustration (1961). Robert McCall is known primarily for hi2183 - Robert McCall - Original Magazine Story Illustration (1961). Robert McCall is known primarily for hi
Old Heritage Auctions.
Robert McCall - Original Magazine Story Illustration (1961). Robert McCall is known primarily for his work as an aviation and aerospace illustrator. H
Bidding Has Concluded
Estimate : 1,800.00 - 3,366.00
 
 
Details...Bookmark
Harold W. McCauley (1913-1983) Original Magazine Cover Art (1942). A student of J. Allen St. John an2184 - Harold W. McCauley (1913-1983) Original Magazine Cover Art (1942). A student of J. Allen St. John an
Old Heritage Auctions.
Harold W. McCauley (1913-1983) Original Magazine Cover Art (1942). A student of J. Allen St. John and one of the leading artists of his day, Harold W.
Bidding Has Concluded
Estimate : 10,000.00 - 18,700.00
 
 
Details...Bookmark
Norman Theodore Mingo - Original Preliminary Pin-up Ad (1945-1950). Mingo is primarily known for his2185 - Norman Theodore Mingo - Original Preliminary Pin-up Ad (1945-1950). Mingo is primarily known for his
Old Heritage Auctions.
Norman Theodore Mingo - Original Preliminary Pin-up Ad (1945-1950). Mingo is primarily known for his work with Mad magazine, but during the 1940s and
Bidding Has Concluded
Estimate : 850.00 - 1,589.00
 
 
Details...Bookmark
Bruce Minney - Original Illustration (1965-1970). Bruce Minney was a prolific artist whose finely de2186 - Bruce Minney - Original Illustration (1965-1970). Bruce Minney was a prolific artist whose finely de
Old Heritage Auctions.
Bruce Minney - Original Illustration (1965-1970). Bruce Minney was a prolific artist whose finely detailed illustrations were primarily published in a
Bidding Has Concluded
Estimate : 900.00 - 1,683.00
 
 
Details...Bookmark
Bruce Minney - Original Illustration (1960-1970). This painting was published as a story illustratio2187 - Bruce Minney - Original Illustration (1960-1970). This painting was published as a story illustratio
Old Heritage Auctions.
Bruce Minney - Original Illustration (1960-1970). This painting was published as a story illustration in one of the national men's publications ...
Bidding Has Concluded
Estimate : 600.00 - 1,122.00
 
 
Details...Bookmark
Earl Steffa Moran (1893-1984) Original Pin-up Painting (c.1940). An extremely famous image from one.2188 - Earl Steffa Moran (1893-1984) Original Pin-up Painting (c.1940). An extremely famous image from one.
Old Heritage Auctions.
Earl Steffa Moran (1893-1984) Original Pin-up Painting (c.1940). An extremely famous image from one of the foremost and respected pin-up artists, this
Bidding Has Concluded
Estimate : 3,600.00 - 6,732.00
 
 
Details...Bookmark
Earl Steffa Moran (1893-1984) Original Pin-up Painting (c.1953). This is one of the rare "Steffa" im2189 - Earl Steffa Moran (1893-1984) Original Pin-up Painting (c.1953). This is one of the rare "Steffa" im
Old Heritage Auctions.
Earl Steffa Moran (1893-1984) Original Pin-up Painting (c.1953). This is one of the rare "Steffa" images that Earl Moran created for Brown...
Bidding Has Concluded
Estimate : 3,600.00 - 6,732.00
 
 
Details...Bookmark
Earl Steffa Moran (1893-1984) Original Fine Art Painting (1960-1970). A gorgeous, gallery-quality nu2190 - Earl Steffa Moran (1893-1984) Original Fine Art Painting (1960-1970). A gorgeous, gallery-quality nu
Old Heritage Auctions.
Earl Steffa Moran (1893-1984) Original Fine Art Painting (1960-1970). A gorgeous, gallery-quality nude by one of the foremost pin-up artists. Painted
Bidding Has Concluded
Estimate : 2,100.00 - 3,927.00
 
 
Details...Bookmark
K. O. Munson - Original Pin-up Art (1940-1950). A unique pin-up image by K. O. Munson, with the four2191 - K. O. Munson - Original Pin-up Art (1940-1950). A unique pin-up image by K. O. Munson, with the four
Old Heritage Auctions.
K. O. Munson - Original Pin-up Art (1940-1950). A unique pin-up image by K. O. Munson, with the four men appearing as an audience, bottom left. All ey
Bidding Has Concluded
Estimate : 3,000.00 - 5,610.00
 
 
Details...Bookmark
K. O. Munson - Original Pin-up Painting (c.1940). K. O. Munson began working in advertising art befo2192 - K. O. Munson - Original Pin-up Painting (c.1940). K. O. Munson began working in advertising art befo
Old Heritage Auctions.
K. O. Munson - Original Pin-up Painting (c.1940). K. O. Munson began working in advertising art before turning his talents to glamour images. His work
Bidding Has Concluded
Estimate : 2,300.00 - 4,301.00
 
 
Details...Bookmark
Rudy Nappi - Original Paperback Cover Art (1963). Original paperback art, published as Ace D-563 - L2193 - Rudy Nappi - Original Paperback Cover Art (1963). Original paperback art, published as Ace D-563 - L
Old Heritage Auctions.
Rudy Nappi - Original Paperback Cover Art (1963). Original paperback art, published as Ace D-563 - Leave It to Nurse Kathy, by Arlene Hale and painted
Bidding Has Concluded
Estimate : 400.00 - 748.00
 
 
Details...Bookmark
Mayo Olmstead - Original Calendar and Advertising Pin-up (c.1950). Mayo Olmstead was a contemporary.2194 - Mayo Olmstead - Original Calendar and Advertising Pin-up (c.1950). Mayo Olmstead was a contemporary.
Old Heritage Auctions.
Mayo Olmstead - Original Calendar and Advertising Pin-up (c.1950). Mayo Olmstead was a contemporary of Gil Elvgren, and was assisted by the famous pin
Bidding Has Concluded
Estimate : 3,000.00 - 5,610.00
 
 
Details...Bookmark
Victor Olson - Attributed - Original Magazine Story Illustration (1955-1960). Victor Olson was a pro2195 - Victor Olson - Attributed - Original Magazine Story Illustration (1955-1960). Victor Olson was a pro
Old Heritage Auctions.
Victor Olson - Attributed - Original Magazine Story Illustration (1955-1960). Victor Olson was a prolific illustrator of pulp-like images for the me...
Bidding Has Concluded
Estimate : 900.00 - 1,683.00
 
 
Details...Bookmark
Walt Otto (1895-1963) Original Pin-up Painting (c.1950). Before Walt Otto began painting the beautif2196 - Walt Otto (1895-1963) Original Pin-up Painting (c.1950). Before Walt Otto began painting the beautif
Old Heritage Auctions.
Walt Otto (1895-1963) Original Pin-up Painting (c.1950). Before Walt Otto began painting the beautiful country girls for which he became famous, he pr
Bidding Has Concluded
Estimate : 1,800.00 - 3,366.00
 
 
Details...Bookmark
Taylor Oughton - Original Calendar Art (c.1965). A talented and prolific illustrator, Taylor Oughton2197 - Taylor Oughton - Original Calendar Art (c.1965). A talented and prolific illustrator, Taylor Oughton
Old Heritage Auctions.
Taylor Oughton - Original Calendar Art (c.1965). A talented and prolific illustrator, Taylor Oughton's work appeared in many of the major nation...
Bidding Has Concluded
Estimate : 1,600.00 - 2,992.00
 
 
Details...Bookmark
Taylor Oughton - Attributed - Original Calendar Art (c.1940). This was a popular print for the Josep2198 - Taylor Oughton - Attributed - Original Calendar Art (c.1940). This was a popular print for the Josep
Old Heritage Auctions.
Taylor Oughton - Attributed - Original Calendar Art (c.1940). This was a popular print for the Joseph C. Hoover and Sons Calendar Company, depicting I
Bidding Has Concluded
Estimate : 800.00 - 1,496.00
 
 
Details...Bookmark
William Pachner - Attributed - Original Magazine Story Illustration (c.1950). This painting appeared2199 - William Pachner - Attributed - Original Magazine Story Illustration (c.1950). This painting appeared
Old Heritage Auctions.
William Pachner - Attributed - Original Magazine Story Illustration (c.1950). This painting appeared as a story illustration in American Weekly magazi
Bidding Has Concluded
Estimate : 350.00 - 654.00
 
 
Details...Bookmark
H. L. Parkhurst (1920-1925) Original Pulp Magazine Cover Art (1920-1925). H. L. Parkhurst, along wit2200 - H. L. Parkhurst (1920-1925) Original Pulp Magazine Cover Art (1920-1925). H. L. Parkhurst, along wit
Old Heritage Auctions.
H. L. Parkhurst (1920-1925) Original Pulp Magazine Cover Art (1920-1925). H. L. Parkhurst, along with H. J. Ward, created some of the most haunting an
Bidding Has Concluded
Estimate : 2,300.00 - 4,301.00
 
 
Details...Bookmark