C. I. Jacobson

The chemical processing of photographic emulsions became a quest for industrial scientists, film companies such as Kodak and Agfa-Gavaert, and dedicated artists and craftsmen through the 20th century and probably peaking at the height of the mid-century amateur boom 1940-80. Informed by books like this one, the craft of photography could engender amateur science in the most dedicated practitioners or ritualistic sequences in the darkroom. That craft rapidly disappeared in the first decade of the 21st century as digital cameras took over, and in the second decade of the century even the digital methods are quickly eroding as AI takes over. Books like this one are unlikely even to be collected, let alone read, today.… (altro)

Objeto de la ampliacion; La calidad del negativo; Papeles de positivado; La ampliadora; La eleccion de una ampliadora; Organizacion del laboratorio; Equipo del laboratorio; Las ampliaciones en la practica; Aparatos auxiliares del enfoque; Exposimetros para la ampliacion; Ampliacion en color; Revelado de copias en blanco y negro; Fijado, lavado y secado; Revelado de las copias en color; Refinamento de la ampliacion; Refinamientos de laboratorio; Retoque, cortado y montaje; Procedimientos y tecnicas especiales; Fotocopia de documentos; Defectos en las ampliaciones; Consejos de laboratorio.… (altro)