Jacobs staff
Jacob's staff A calibrated rod used in the field to measure the thickness of strata. It is usually marked off in 10 cm and 1 m intervals.
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Staff , staff1 / staf/ • n. 1. [treated as sing. or pl.] all the people employed by a particular organization: a staff of 600 hospital staff were not to blam… crosier , crosier, crozier †cross-bearer to an archbishop XIV; bearer of a bishop's pastoral staff, hence (through the phr. crosier('s) staff) the staff itself… Rhabdomancy , Term for divination by divining-rods. Deriving from Greek words meaning "a rod" and "divination," it was thus alluded to by Sir Thomas Browne (1605-8… Joint Chiefs Of Staff , JOINT CHIEFS OF STAFF (JCS) came into existence in 1942. The JCS consisted of the chief of staff, U.S. Army; the chief of naval operations; and the c… State Legislatures , The National Conference of State Legislatures (NCSL) was founded in 1975 with the conviction that legislative service is one of democracy's worthiest… Distaff , distaff a stick or spindle on to which wool or flax is wound for spinning; in extended usage, used as modifier, as in distaff side ’the female side o…
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Jacobs staff