Once also a purveyor of "beef veal lamb poultry," according to faint silhouettes between the two lamps. A 1932 newspaper ad listed a dozen Merkel's locations, all in Queens; this Brooklyn shop may date from some later decade. The chain seems not to have outlived the 1960s.
Merkel Pork Store
Surviving signage at 415 Myrtle Ave. (Vanderbilt-Clinton Aves.), Clinton Hill, Brooklyn