Here is a picture of the  Iguanodon  dinosaur stamp. It was issued in 1965 by the small republic of San Marino (located on the Italian pe...

Here is a picture of the Pteranodon flying reptile stamp. It was issued in 1965 by the small republic of San Marino (located on the Itali...

Here is a picture of a pelecypod fossil housed in a display case at the Geologia building located on the campus of Sapienza University of...