571 63rd Street
1928 – G. Tribuzio
8 March 20101924 – W. E. Ensor
7 March 2010
549 Alcatraz Avenue
Half of this block was paved by W. E. Ensor in 1924.
1922 – J. Triberti & F. Massaro
6 March 2010
525 Alcatraz Avenue
This is a very dim Triberti & Massaro mark, but it still counts.
1914 – Frank Salamid
5 March 2010
540 62nd Street
This is my fourth Frank Salamid mark from 1914, and each one has a different orientation.
1907 – Esterly Con. Co.
4 March 2010
609 Alcatraz Avenue
1952 – H. O. Mart
3 March 2010
529 28th Street
First I’ve seen of this guy.
1950 – C. Valenzuela
2 March 2010
41st Street at Martin Luther King Jr. Way
This is the oldest C. Valenzuela mark I’ve found.
