The patent mark at the bottom reads Pat. April 1 - 1919.
Other Dreier coal hole covers are found on West 13th St. and East 84th St. near Madison Ave. The one of 84th St. carries the foundry address, 742 East 12 St., a later address for Dreier from the earlier Goerck St. location.
More on Goerck St. and Dreier Iron Works can be found at Dreier Structural Steel.
Copyright (c) 2009 Walter Grutchfield
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