10 Oct five historically important pre-and-post great chicago fire building keystones
five historically important commercial and residential keystones from the bldg. 51 museum collection. [caption id="attachment_34712" align="alignleft" width="2216"] one of a kind original and intact museum-quality and historically important single ornamental hand carved exterior solid keystone salvaged from a pre-fire chicago german school (later known as the gethsemane...