In wet-plate photography, chemicals had to be stored, transported to the field, and mixed and poured onto the plate minutes before exposure--in the dark, requiring a portable darkoom wagon or tent.
Chemicals had to be stored, transported to the field, and mixed and poured onto the plate minutes before exposure--in the dark, requiring a portable darkoom wagon. This was in wet-plate photography. Chemicals had to be stored, transported to the field, and mixed and poured onto the plate minutes before exposure--in the dark, requiring tent. This was in wet-plate photography.