The Davistown Museum
Center for the Study of Early Tools
Scattered throughout The Davistown Museum are tools by important manufacturers who are also the subject of
information files compiled by the museum. This is a listing of our holdings for:
Brown & Sharpe

Status Locatio
Historic Maritime IV (1840-1865): The Early Industrial Revolution
Machinists' Tools
50402T7 Wire gauge bio DTM
Steel, 3 1/4" diameter, signed "J. R. Brown & Sharpe Providence R.I. standard wire gauge 0 - 30".
Joseph R. Brown and Lucian Sharpe worked together from 1853 to 1866, before the formation of Darling, Brown and
Sharpe in 1866. This mark, however, was used after this date. DATM (Nelson 1999, 120).
The Industrial Revolution (1865f.): Classic Period of American Machinist's Tools
Measuring Tools
111900T7 Dividers bio DTM
Steel, 3 3/8" long, signed "B.S. Mfg Co Prov. R.I. USA".
Brown & Sharpe, a major competitor of Laroy Starrett in Athol, MA; The first mass produced micrometer was designed by J.
R. Brown in 1856.
30101T1 Gear tooth vernier caliper bio photo LPC MHC
Steel in leather box, 4 1/15" long, 4 1/4" high, signed "Brown & Sharpe Mfg. Co. Providence RI USA 20.2DP".
Representative of the florescence of the New England toolmaker and L. S. Starrett's principal 20th century competitor. The
English measure caliper is an uncommon LBS product.
111900T6 Inside calipers bio DTM
Steel, 2 3/4" long, signed "B.S. Mfg Co Prov. R.I. USA".
Inside calipers is used to measure the diameter of a cylindrical hole. They have rounded tips that are bent away from each
111900T8 Outside calipers bio DTM
Steel, 2 3/4" long, signed "B.S. Mfg Co Prov. R.I. USA".
102100T18 Rule bio DTM
Cast steel, 6" long, signed "J. R. BROWN & SHARPE PROVIDENCE R. I. U,S, ST'D".
This signature preceeds the later B S Mfg. Co. (Brown and Sharpe).
Shipwrights' and Mariners' Tools
032203T7 Wire gauge bio photo DTM
Steel, 3 1/2" diameter, signed "J. R. BROWN & SHARPE" "PROVIDENCE R.I." "STANDARD WIRE GAUGE" with bird
trademark and "BS TRADE MARK".
The Directory of American Toolmakers (Nelson 1999) lists J. R. Brown, a predecessor of Brown & Sharpe, as working from
1853 - 1866, but continuing to use this mark after that date on some tools. This is a typical tool in the increasingly complex
tool kit of a c. 1880 shipyard worker.

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