Trowbridge Hardware Card for Granite Ironware. Material: paper. Size: 3 1/4" x 4 1/4". Description: multicolored lithograph showing young boy and girl filling graniteware pitchers from wooden water pump; printing company: A. Gast Bank-Note & Litho Co., St. Louis & N.Y.; reverse side print: Granite Ironware information and trademark and name of business: Trowbridge & Dale, Hardware Merchants, Waseca, Minn.