Specimens

Polished Dinosaur Bone - SOLD 2.17" Slice

Polished Dinosaur Bone - SOLD 1.51" Slice

Polished Dinosaur Bone - SOLD 1.96" Slice

Polished Dinosaur Bone - SOLD 1.88" Slice

Polished Dinosaur Bone - SOLD 1.80" Slice

Polished Dinosaur Bone - SOLD 1.59" Slice

Polished Dinosaur Bone - SOLD 1.39" Slice

Polished Dinosaur Bone - SOLD 1.26" Slice

Polished Dinosaur Bone - SOLD 1.24" Slice

Polished Dinosaur Bone - SOLD 1.09" Slice

Alcatraz Penitentiary - SOLD 2.52" Showcase Concrete

Alcatraz Penitentiary - SOLD 4.21" Showcase Concrete

Alcatraz Penitentiary - SOLD 3.13" Showcase Concrete

Alcatraz Penitentiary - SOLD 3.62" Showcase Concrete

Alcatraz Penitentiary - SOLD 2.75" Showcase Concrete

Plastic Magnifying Lens

Southern Ring Nebula JWST Poster

Space Shuttle Challenger - SOLD 8.14" Flown Compression Washer

Space Shuttle Challenger - SOLD 8.18" Flown Compression Washer

Space Shuttle Columbia - SOLD 3.18" Skid Mark Flown Nose Landing Gear Tire Section

Space Shuttle Columbia - SOLD 2.52" Skid Mark Flown Nose Landing Gear Tire Section

Space Shuttle Columbia - SOLD 2.48" Skid Mark Flown Nose Landing Gear Tire Section

Space Shuttle Columbia - SOLD 2.43" Skid Mark Flown Nose Landing Gear Tire Section

Space Shuttle Columbia - SOLD 2.48" Skid Mark Flown Nose Landing Gear Tire Section

Space Shuttle Columbia - SOLD 2.45" Skid Mark Flown Nose Landing Gear Tire Section

Space Shuttle Columbia - SOLD 1.95" Skid Mark Flown Nose Landing Gear Tire Section

Space Shuttle Columbia - SOLD 1.84" Skid Mark Flown Nose Landing Gear Tire Section

Space Shuttle Columbia - SOLD 1.67" Skid Mark Flown Nose Landing Gear Tire Section

Silurian Wenlockian Star - SOLD 2.44" Spiral Graptolite

Silurian Wenlockian Star - SOLD 2.51" Spiral Graptolite

Silurian Wenlockian Star - SOLD 2.32" Spiral Graptolite

Silurian Wenlockian Star - SOLD 1.77" Spiral Graptolite