1893 World's Columbian Exposition Trade Card, Oversized trade card for "Clark's Spool Cotton for Hand and Machine Sewing" with color drawing of "The Electrical Building" at night on front. Size: 7" wide by 4 3/4" high. Condition: Very Fine. There is a crease or crack on the right edge and there was stamp in the upper left corner for a company that was originally printed very light.