838 46th Street
This reads, “E. L. George / 1046 62 St.”

923 44th Street
“Secrease” looks like an amateur, but you never know.

1005 45th Street

999 42nd Street
Gallagher & Burk did the whole block of Linden Street between 41st and 42nd Streets.
This is the last year I needed to get in the 1960s.

960 43rd Street

827 45th Street
I think this is probably the same person as S. De Guarda, however that mark uses all caps instead of the small-cap “E.”

838 46th Street