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Elmer Sperry

Currency:USD Category:Collectibles / Autographs Start Price:NA Estimated At:200.00 - 400.00 USD
Elmer Sperry

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Auction Date:2017 Apr 12 @ 18:00 (UTC-5 : EST/CDT)
Location:236 Commercial St., Suite 100, Boston, Massachusetts, 02109, United States
ALS - Autograph Letter Signed
ANS - Autograph Note Signed
AQS - Autograph Quotation Signed
AMQS - Autograph Musical Quotation Signed
DS - Document Signed
FDC - First Day Cover
Inscribed - “Personalized”
ISP - Inscribed Signed Photograph
LS - Letter Signed
SP - Signed Photograph
TLS - Typed Letter Signed
American inventor and entrepreneur (1860–1930) who, with Herman Anschutz-Kaempfe, invented the gyrocompass and founded the Sperry Gyroscope Company. Ink signature, "Elmer A. Sperry,” on an off-white 5.25 x 3 card. In fine condition. Accompanied by the original mailing envelope. Pre-certified PSA/DNA.