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Under the business name the card reads "Aquarium heaters and thermostats." The name "S.F. Tyler" is in the lower left corner of the card.
business (commercial function)
1 business card ; 2 x 3 1/2 inches
2 x 3 1/2 (HxW)(inches)
Gift of Boston City Archive, 10-07-2002.
Watertown (Middlesex county, Massachusetts)
Main Street (Watertown, Mass.)