[Fragment of Symon's map - Dept. of Columbia - 1881, revised to 1892]
Blueline. Title is hand-written in margin. Relief shown by spot heights and hachures.
Scale 1:1,013,760. (W 125⁰--W 113⁰/N 49⁰--N 42⁰).
Symons, T. W. (Thomas William), 1849-1920.
Idaho-History-Maps. --Northwest, Pacific-History-Maps.
Blueline. Title is hand-written in margin. Relief shown by spot heights and hachures.
Scale 1:1,013,760. (W 125⁰--W 113⁰/N 49⁰--N 42⁰).
Symons, T. W. (Thomas William), 1849-1920.
Idaho-History-Maps. --Northwest, Pacific-History-Maps.