This image was acquired from
flickr. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
field columbian museum chicago blackandwhite monochrome indoor black and white Apatosaurus excelsus skeleton construction progress. Hall Reptiles. On display with framed photographs probably of expedition. Field Columbian Museum. . Original size and material inch glass negative Digital Identifier CSGEOA Part of the Illinois Urban