The "Mint State" Americana & Numismatics Auction (2025 May)

Dinosaur egg cast with multiples from an unknown species. Fossil shell exterior with sandstone interior. 4x3.5". ^ Date: Country (if not USA...

2 larger Dinosaur egg casts from an unknown species. Fossil shell exterior with sandstone interior. Up to 3x2.5". ^ Date: Country (if not USA...

2 Dinosaur egg casts from an unknown species. Fossil shell exterior with sandstone interior. Up to 2.2x3.7". ^ Date: Country (if not USA): St...

Dozens of small fossils from China. See photo. ^ Date: Country (if not USA): State: City: Provenance: Chunlin Zhu Collection PLEASE NOTE: We

Upper and lower fossilized teeth from a great white shark. About 2x1.5". Found in Lompoc, CA. ^ Date: Country (if not USA): State: City: ...

Yukon Territory silver bullion barge, Dawson. B/W. Very good cond. ^ Date: 1900c Country (if not USA): State: Alaska City: Provenance: Fred

C. 1910 RPC of Churn Drill Copper Mine on top of the hill. ^ Date: Country (if not USA): State: Arizona City: Miami Provenance: PLEASE NOTE: W

From the Cerro Gordo district, a 2 1/2 x 2 x 1 1/2 inch lead silver ore specimen. 329 grams. Cerro Gordo (Fat Hill) was a collection of mines in the

This assay is by the Yellow Aster Mining Co. dated 1904. It holds 499 oz. of gold with fineness of 795 for gold and 187 for silver. The total value se

Brochures, advertising pieces and more from Joshua Hendy Ironworks of San Francisco, a company, founded in 1856, that supplies the mining industry wit