Bluemner, Oscar (American, born Germany, 1867-1938). NIGHT IN PORTLAND MAINE - ALLEY. Charcoal on paper, 1919. Signed with the artist's monogram "OFB" (Oscar Florianus Bluemner), lower right.With notes on the verson noting colors, likely meant as a guide for making a painting of the subject, and with a label of the the Sid Deutsch Gallery, NYC. 5 1/4 x 7 1/8 inches, framed to 11 1/4 x 13 1/8 inches. In excellent condition.