Sources for analogue photo material
Fotoimpex Berlin, Onlineshop
Banse & Grohmann
Teufel, Onlineshop
B.I.G. Foto- und Laborequipment
Nordfoto Versand
Technikdirekt
Impossible Projekt – Sofortbildmaterial
Knowledge base
A convenient table showing film developing times for black-and-white processes