N.I. Heybroek
Fotograaf; Gen, Carel Albert van der (NL, 1894-1968), Hisgen, F.C. (NL?) act. c.1883, Brummelkamp, J. (NL) act. c.1930, Staak, van der (NL) act. c.1932), Leer, L.van (NL, act. ca 1932), Versteeg, J.J. (NL, act. ca 1932), Poel, A.J.J. van der (NL, act. ca 1932), Pape, J. (NL, act. ca 1932), Venker, (NL, act. ca 1932), Jonker, J.B. (NL, act. ca 1932), Suchtelen, Manon van (NL, act. ca 1932), Dingjan, A (NL) act. c.1932), Heijbroek, N.I. (NL, act. ca 1932), Fentener van Vlissingen-Ankersmit. P (NL, act. ca 1932), Lourijsen, L. (NL, act. ca 1932), Citroen-Bendien L. (NL, act. ca 1932), Haitsma, J.J. (NL, act. ca 1932), Linden Tol-Ankersmit, C.van (NL, act. ca 1932), Suchtelen, manon (NL, act. ca 1932)
Amateurfotografie: NL (Nederland)