Formulas and tables for the construction of polyconic projections Polyconic projections, Formulas and tables for the construction of Birdseye, Claude Hale 1878-1941 creator text dcu Washington U.S. Govt. Print. Off. 1929 monographic eng
print
126 p. ; 24 cm. compiled by C.H. Birdseye. Map projection Surveys Plotting QE75 .B9 no. 809 I 19.3:809 I 19.3:809 Geological Survey bulletin ; 809 gs 29000132 DLC 720329 20260227111333.0 gs 29000132