Western Americana Auction April 2022

Two books related to mining and assaying. A) The ABC of Mining: A Handbook for Prospectors by Charles A. Bramble. Published by Rand, McNally & C...

Two US Patent Certificates granted to Leroy E. Sowers & Preston S. Phillips, for Processes of Separating Manganese Dioxide from ore containing t...

6 cut and polished ammonite halves to visualize chambers, on cards, 1.5 x 1.25 x 0.25" to 1.25 x 1.0 x 0.25"; 1 entire with label ident...

10 ammonite and nautilus fossils from China, some natural, others polished, sizes from 3.25 x 3.0 x 0.75" to 2.5 x 2.0 x 0.5". See photo ...

8 ammonite and nautilus fossils from China, some natural, others cut and polished, sizes from 2 x 2 x 1/2" to 6.75 x 6 x 1". See photo fo...

Entire individual brachiopods, extracted from matrix, most partly polished, probably of genus Stringocephalis from Devonian period, perhaps from Guang

Plates of dark gray silty limestone with crinoid impressions including several with branching crown: largest 12.0 x 7.0 x 0.75", others to 5.5 ...

Drepanura trilobite fossil fragments and hash, on trimmed plates of siltstone ranging from 5.0 x 3.5 x 0.75" to 2.0 x 1.5 x 0.7". Some of...

21 small slabs of Drepanura trilobite fossils from Shandong province, China, 3.25 x 2.5 x 0.5" to 2.5 x 1.75 x 0.5". This species has a s...

18 small slabs of Drepanura trilobite fossils from Shandong province, China, 3.0 x 2.5 x 0.75" to 2.5 x 2.0 x 0.5". This species has a so...