RIGGING BLOCKS
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✎ Suggest a correctionShows operation of tackle pulleys--whip, gun, luff, and twofold purchase, and explains how mechanical advantage is obtained.
Complete catalog record
Series: Shipbuilding Skills Series. Rigging
Type: Motion Picture
Type: Motion Picture
Sources
- usgov-av-1974 — title, year, creator, length, color, sound, description
- 3434 U.S. Government Films — title, year, creator, length, format, description, catalog record
Record added 2026-07-01 03:46:05 · Suggest a correction