All Time

Jutland Neolithic Stone Tool - SOLD 3.64" Denmark

Jutland Neolithic Stone Tool - SOLD 2.89" Denmark

Jutland Neolithic Stone Tool - SOLD 2.58" Denmark

Jutland Neolithic Stone Tool - SOLD 2.49" Denmark

Jutland Neolithic Stone Tool - SOLD 2.25" Denmark

Jutland Neolithic Stone Tool - SOLD 2.16" Denmark

Jutland Neolithic Stone Tool - SOLD 2.09" Denmark

Jutland Neolithic Stone Tool - SOLD 2.06" Denmark

Polished Dinosaur Poop - SOLD 3.32"

Polished Dinosaur Poop - SOLD 2.79"

Polished Dinosaur Poop - SOLD 2.68"

Polished Dinosaur Poop - SOLD 2.60"

Polished Dinosaur Poop - SOLD 2.19"

Polished Dinosaur Poop - SOLD 1.90"

Polished Dinosaur Poop - SOLD 1.83"

Polished Dinosaur Poop - SOLD 1.38"

Polished Dinosaur Bone - SOLD 2.67" Slice

Alcatraz Penitentiary - SOLD 4.21" Showcase Concrete

Alcatraz Penitentiary - SOLD 3.13" Showcase Concrete

Alcatraz Penitentiary - SOLD 3.62" 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