-
Report Of An Examination Of The Upper Columbia River And The Territory In Its Vicinity In September And October 1881to determine its navigability and adaptability to steamboat transportationBookpor Symons, T. W. (Thomas William), 1849-1920
Publicado 1882Libro
-
por Symons, T. W. (Thomas William), 1849-1920
Publicado 1881Mapa
-
Index Map Of Upper Columbia River Survey Sheets Nos 1 To 12to accompany report of Capt T W Symons Corps of Engineers dated May 22nd 1895cartographic materialpor Symons, T. W. (Thomas William), 1849-1920
Publicado 1895Mapa