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35 to 44 of 227 glossary terms
circumferentor: form of surveying compass with fixed sights, where bearings are read from the position of a magnetic compass, see also article on the theodolite.
climates: division into latitude zones of the part of the earth known to ancient geographers, used by Ptolemy.
clinometer: an instrument for measuring inclination.
common hours: system of hour reckoning, see article on time and date.
compass: instrument indicating directions by a magnetic needle, see article on compass.
compass card: card or paper with a printed, drawn or painted compass rose, usually carried above the magnetic needle of a compass.
compass dial: form of azimuth dial.
compass rose: diagram of the points of the compass, often decorated and coloured. North is usually indicated by a fleur-de-lys.
compasses: instrument for drawing circles. see article on drawing instruments.
compendium: several instruments compiled into one device; also see article on astronomical compendium.
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