Alcatraz Penitentiary - SOLD 2.60" Showcase Concrete backtoschool2025 but unmistakable

but unmistakable

A small information card is included with each specimen that also serves as the certificate of authenticity

Explore the diet of a dinosaur with this bundle

This specimen is a piece of Roman glass which is over 1

61" fossil pair from the Tethys Ocean

Alcatraz Penitentiary - SOLD 2.60" Showcase Concrete backtoschool2025 but unmistakableThis is an authentic piece of concrete from Alcatraz Penitentiary. Yes, an actual piece of The Rock!" This particular specimen measures 2. 60" along the widest point. This specimen, from the famous Alcatraz Island, saw some 1,500 prisoners pass by it during the prison's operation. A certificate of authenticity is included.