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Aerial survey - 8073A - Flight 6 - NW St. Helens Rd.
Saturday, February 28, 1981
A2013-008
APF/9491
Starts centered over North Doane Lake and proceeds north to slightly south of Linnton. St. Johns Bridge ; Sauvie's Island ;
Aerial survey - 8073A - Flight 6 - NW St. Helens Rd.
Saturday, February 28, 1981
A2013-008
APF/9491
Starts centered over North Doane Lake and proceeds north to slightly south of Linnton. St. Johns Bridge ; Sauvie's Island ;