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Willamette River conduit crossing with barges in harbor |
12/31/1911 |
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Willamette River conduit crossing with barges and pipe assembly |
12/31/1911 |
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Willamette River conduit crossing with barges at pier |
12/31/1911 |
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Willamette River conduit crossing with barges in harbor |
12/31/1911 |
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Willamette River conduit crossing with barge and pipe assembly in harbor |
12/31/1911 |
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Willamette River conduit crossing laying thirty inch pipe |
12/31/1911 |
