rare 1960 skidmore, owings, and merrill-designed stainless steel chicago architectural landmarks building plaque for william le baron jenney's leiter building

in 1937, the 100th anniversary of chicago’s founding renewed public interest in historic sites. a charter jubilee committee marked 73 locations with plaques that “identify and fix for posterity … the sites where stirring historical events took place,” such as the first school, post office, rail depot, and inns, even if the buildings no longer survived. the plaques also commemorated locations of historic events, like the site of the origin of the great chicago fire and the fort dearborn tragedy