Is that a boot on the dog?

Sarony Publishing Company, 11 E. Sixteeth St., New York. Unidentified. According to Wikipedia, Napoleon Sarony (March 9, 1821 – November 9, 1896) was an American lithographer and photographer. He was a highly popular portrait photographer, best known for his portraits of the stars of late-19th-century American theater.

TVD 55