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Proportions of pins used in bridges
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Large jack used for removing pins when changing buckets. When forcing out 1 pin in particular
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Large jack used for removing pins when changing buckets. When forcing out 1 pin in particular, the full capacity of the jack (200 tons) was necessary.
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Man pinning service pin to womans blouse
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Man pinning service pin to womans blouse.
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Man being pinned with service pin at luncheon
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Man being pinned with service pin at luncheon.
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