Scientific Sample Appraisals

Unidentified Mineral Specimen (Possibly Quartz)

Unidentified Rock Specimen

Meteoritic Rock

Lunar Meteorite

Unclassified Mineral Sample

Granite Rock Sample

Granite Sample

Antique Wheatstone Bridge / Resistance Box

Copper Ore Sample

Texas Instruments TI-36X Pro Scientific Calculator

Reddish Rock Sample

Quartz Crystal Sample

Small Rock

Reddish-Brown Mineral Fragment

Unidentified Rock Fragment

Rock Fragment

Geological Specimen

Unidentified Metamorphic Rock Specimen

Botanical Illustration

Fossilized Rock

German Stamp - Radio Telescope

Possible Meteorite

Possible Meteorite

Mineral Specimen

Small Stone

Basalt Pebble

Fossilized Rock Fragment

Unidentified Rock

Rough Natural Stone

White Mineral Specimen

Raw Mineral Specimen

Brock & Michelsen Analytical Balance

Copper Long-Handled Aneroid Barometer

Mathematical Tables Edited by James Pryde, W. & R. Chambers, 1897

Small Rock Specimen

Foliated Metamorphic Rock Fragment (Schist/Phyllite)

Rough Mineral Specimen

Botryoidal Agate Specimen

Large Mammal Pelvis Bone

Vintage Astronomical Chart Canvas Print