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Manufactured By:
Campbell, Whittier & Co.
Roxbury, MA

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Title: 1870 Ads-Campbell, Whittier & Co., Steam Engines
Source: Boston Directory, V56, 1870, pgs. 721-722
Insert Date: 5/11/2023 10:45:44 PM

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US Patent: 35,176

https://datamp.org/patents/displayPatent.php?number=35176&typeCode=0
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1870 Campbell, Whittier & Co., Steam Engine
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1870 Campbell, Whittier & Co., Rider's Patent Steam Engines
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