Work Forms HO 249, Vol. 1

by Davis Instruments

CAD $16.95

Used for the calculation of celestial observations of the principal navigational stars and Polaris, in conjunction with “H.O. 249, Volume I, Sight Reduction Tables for Air Navigation”, and the “Nautical Almanac”. Step-by-step instructions and four completed examples (three stars and Polaris) are included.

ISBN 10: 011698020409
Pages: 48
Format: softcover
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