Historical information
Port of Portland Authority Archives
Physical description
Black & white photo looking shoreward, showing crane with metal claw, placing boulder in position on outer wall of main b'water.
Inscriptions & markings
Back: 'Dragline' dropping a boulder in position on the outer wall of the main break water. Photo - used in 'The Story of a Port' by Noel Learmonth, Photo B. Learmonth ....all in pencil