Here are entered works about, or consisting of, summaries of the essential activities involved in the performance of jobs. --subdivision Job descriptions under names of individual corporate bodies and under military services and occupational groups; and subdivision Employees--Job descriptions under types of industries, e.g. United States. Navy--Job descriptions; Construction industry--Employees--Job descriptions
Here are entered works on the art of measuring the position, distance, motion, etc., of the stars. Works on the determination of light intensities of heavenly bodies, including stars, are entered under Astronomical photometry.