Trying to identify Silver Hallmark - Wallace?

I am trying to identify the mark on the back of a sterling rum label - can you help? Also, if you can tell me when the mark was used. THANKS.
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Hi there and thanks for joining us. The mark is that of the Weidlich Bros. Mfg. Co. of Bridgeport, Connecticut. The company was founded in 1901 and went out of business in 1950.

Regards,

Uncle Vic