Photographic Darkrooms -- See Photography Studios and dark rooms Here are entered works on the construction and physical layout of studios and dark rooms.
Photographic Measurements -- See Photogrammetry Here are entered works on photographic measurement in general. Applications in a particular field are entered under the appropriate heading, e.g. Photographic surveying; Stars--Photographic measurements.
Photographic Reconnaissance Systems -- See Also the narrower term Photographic interpretation Here are entered works on interpreting aerial photographs. Works on handling, maintaining, and indexing aerial photographs in unbound collections are entered under Aerial photographs. Works on creating aerial photographs are entered under Aerial photography.
Photographic Screen Process Printing -- See Screen process printing Here are entered works on the process of printing through fabric plates or screens, particularly on a commercial or industrial scale. Works on the silk screen process as performed by an artist in producing an original print from his own design are entered under Serigraphy.
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Photographic Sensitometry -- See Also the narrower term Photography Films