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| Date: | 1967 |
|---|---|
| Description: | Technicians are working in a clean-room in the Solar Division of International Harvester. Original caption reads: "Much of the precise beryllium machining ... |
| Date: | 1919 |
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| Description: | Interior of the machine shop at the Lawson plant. There are drill presses and a belt-driven machinery system attached to the open rafters of the ceiling. S... |
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