Best-guess identifications:

10. Oscar Green. 15. Berta Gerstin. 16. Anna Toback.

Full cast:
Adler, Julius
Dorf, Abe
Freiman, Flora
Gerstin, Berta
Gold, Clara
Jacobson, Henrietta
Kletter, Max
Mintz, Eli
Toback, Anna
Wilner, Max
Winters, Anne
Wolf, Simon

Photograph from Ivan Busatt Studoos. Courtesy of the Museum of the City of New York.