Brooklyn: Flatbush Avenue - Linden Boulevard (1) Flatbush Ave., east side, between Linden Boulevard and Martense Street. In background, are rears of frame homes facing on East 21st Street; between them is the top of the Union League Club. January 1929. Eugene L. Armbruster Collection. (2) The same, from a slightly different angle. January 1929. Eugene L. Arnbruster Collection.

Brooklyn: Flatbush Avenue - Linden Boulevard (1) Flatbush Ave., east side, between Linden Boulevard and Martense Street. In background, are rears of frame homes facing on East 21st Street; between them is the top of the Union League Club. January 1929. Eugene L. Armbruster Collection. (2) The same, from a slightly different angle. January 1929. Eugene L. Arnbruster Collection.