Pittsburg sic, Pa, Detroit publishing company photo

Videodisc images are out of sequence; actual left to right order for the negatives is 1A-10181, 10180, 10179, 10178; left to right order for the 4 corresponding
"G 4946," "G 4948," "G 4950," "G 4952" on left to right negatives respectively.
"G 4146 L," "G 4948 LC," "G 4938 RC," and "R" on left to right transparencies respectively.
Detroit Publishing Co. no. 015590.
Gift; State Historical Society of Colorado; 1949.