Fotochemicaliën en recepten – J.J. Hansma en E. van Beugen

Fotochemicaliën en recepten by J.J. Hansma and E. van Beugen is a technical reference book on the chemical processes behind analogue photography. It brings together formulas and practical information on photographic chemicals, developers, fixing baths and other solutions used in film processing and photographic printing.

This book is of interest to enthusiasts of traditional black-and-white photography, darkroom techniques and the history of photographic laboratories. It offers a historical insight into the chemical knowledge and working methods used by photographers and laboratory technicians before digital photography.

Published by Focus N.V. in Haarlem. Several editions were released; a tenth edition from 1967 contains 174 pages. The exact edition and page count of this copy have not been confirmed.