compiled from the latest official records and other sources by Jacob Medary. 1 map : col. ; 25 x 43 cm. Scale [ca. 1:2,500,000] (W 116⁰02ʹ--W 104⁰00ʹ/N 49⁰00ʹ--N 44⁰08ʹ). Relief shown by hachures. "Copyright 1881, by James Monteith." Includes text and ill. of clocks showing comparative times of day.