Historical information

Port of Portland Authority Archives

Physical description

Sheet black and white contact prints showing various views of a metal triangular structure resting lengthwise on the ground. Gears can be seen inside it.

Inscriptions & markings

Front: 18. 13-3-64 19. 13-3-64 17. 13-3-64 16. 13-3-64 15. 13-3-64 14. 13-3-64 (In white under each print).
Back: 226, 193 and 198 in pencil