General introduction; the spectrum; discovery of infrared; relation to other radiations; bibliography.
Infrared plates and films; cameras; lenses and focusing; filters; sources of infrared; exposure; darkroom practice; bibliography.
The photographic darkroom (construction and equipment) photographic solutions, mixing and use; spots and marks; bibliography.
General; the developed photographic image; density; relation of density to exposure; contrast, gradient, gamma; exposure latitude; speed, sensitivity; extent of development; fog; color sensitivity--the effect of wavelength; filter factors; reciprocity law failure; intermittency effect; graininess and resolving power; positive materials; bibliography.
History of sensitizing dyes; constitution of the sensitizing dyes; spectral sensitivity characteristics of infrared films and plates; practical color sensitizing; hypersensitizing; limit of infrared sensitizing; photothermographic and thermographic reactions; bibliography.
Infrared photography by destruction of the latent image-- the Herschel effect; infrared recording by volatilization; infrared photography by the phosphorophotographic method; use of the electron-image tube; bibliography.
Sources of radiation; sources with continuous spectra; the black body and color temperature; the sun; artificial incandescent sources; the tungsten-filament lamps; flash lamps; radiant heaters; the Nernst glower; the Welsbach mantle;