1. G. Woolworth Colton's new guide map of the United States & Canada, with railroads, counties, etc Maps University Of Minnesota Public content 1862. Colton, G. Woolworth (George Woolworth), 1827-1901. Entered according to Act of Congress in the year 1861, by G. Woolworth Colton.; Insets: Plan of the southern portion of Florida. 16 x 13 cm.-Wester... Rufus Blanchard (Chicago).