32-25 30th Street, east side, just south of Broadway, showing the rear of the Sanford Mansion, which was purchased by John E. Lockwood in 1864. The vantage point is 31st Street.
View 1: Eugene L. Armbruster Collection May, 1923
View 2: P. L. Sperr June 3, 1927
Photo from the New York Public Library - Milstein Collection