Whitney's Map Of Seattle And Environs, Washington. Compiled From Official Records By O.P. Anderson And Co. Engineers and Draughtsmen. 1890. This Map for sale exclusively by O.P. Anderson & Co. Civil Engineers and Draughtsmen. Entered ... 1889, by W.H. Whitney ... Washington. L.H. Everts, Phila. Pa. (untitled inset map of Seattle and environs). (untitled larger scale inset map of Washington).