Any idea about the hallmark shown on this spoon? (This spoon may have been gifted in 1958, from a gifter in San Francisco. But not sure.)
Many thanks!
Bill
W.H. SAART CO
SAART BROS.COMPANY - Attleboro, MA
Manufacturer of sterling and silverplate holloware, novelties and various flatware patterns under the mark SSMC. Company founded by William H. Saart and his brothers Albert and Herman succeeding to W.H. Saart Co. In early 1900 acquired the dies of Sterling Silver Manufacturing Co. Saart Bros was incorporated in 1906. In 1937 the company was under the control of Frank E. Nolan and in 1975 the business was managed by R.J. Nolan as president.
Many thanks for the prompt identification!
U welcome, stego! 
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