I-beam spar, Screw Threads
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Complete catalog record
Category: Engineering
Subcategory: Blueprints
Type: Slide Film
Source: Purdue
Format code: 16si
Subcategory: Blueprints
Type: Slide Film
Source: Purdue
Format code: 16si
Sources
- Index of Training Films 1946 — title, creator, length, format, sound, catalog record
Record added 2026-07-09 22:50:35