apparatus cutout cyclic drink fresh hydraulic isolated metal museum object old paint path pressure ram rust rusty technics tool waterpump assistance Australia bluestone compass directions dark directional former lighthouse historic lighthouse longitude marine chronometers metal ball navigation navigation aids navigational obsolete restored time ball timekeeping tower Victoria weather vane Williamstown breathing apparatus breathing filters breathing mask danger dangers ear protection height high improvement lugger maintenance mask mast pearling lugger renovating renovation repairs rigger rigging risks risky ropes safety safety equipment safety harness tools tough work workman black-and-white contact-proofs darkroom developed developing developing-tanks enlargement enlarger enlarging equipment film film-photography greyscale items materials miscellaneous-articles negative-strips negatives paraphernalia photo photography positive pre-digital proof-sheets proofs spools thermometer undeveloped