1961
1:63k
1961
1:24k
1962
1:24k
1961
1:24k
1962
1:24k
1964
Geological Survey (U.S.)
1:24k
1921
Portland (Or.). Commission of Public Docks
1:21k
1901
C. H. Crocker Co. Lith
1915
Marshall, R. B.; Gerdine, T. G.; Matthes, François E.; United States Geological Survey
1:63k
1860