Here are entered works on the chemical action and influence of light. Works on chemical processes employed in photography are entered under the heading Photographic chemistry.
Here are entered works on the determination of light intensities of heavenly bodies, including stars. Works on the art of measuring the position, distance, motion, etc., of the stars are entered under Astrometry.
Here are entered works on the determination of light intensities of heavenly bodies, including stars. Works on the art of measuring the position, distance, motion, etc., of the stars are entered under Astrometry.
Here are entered works on editions of novels or plays published with still photographs from a related motion picture or a stage performance, such as the fictional work on which the motion picture was based, a later novelization of the motion picture script, the text of the stage-play, or a novelization of the stage-play.
