Historical information
Port of Portland Authority archives
Physical description
Black and white photograph of mechanical shovel driving through water.
Inscriptions & markings
Front: (no inscriptions)
Back: P.H.T./ Print No. 15/2 Neg. No P18/ Date taken August 1962./ SUBJECT./ "TD 24" Bulldozer/ crossing Salt Water Creek (Ink stamp with blue pen and pencil additions, lower right) equ90 (pencil, center left) 15/2 (pen upper left)