TY  - BOOK
AU  - Birdseye,Claude Hale
TI  - Formulas and tables for the construction of polyconic projections
AV  - QE75 .B9 no. 809
PY  - 1929///
CY  - Washington
PB  - U.S. Govt. Print. Off.
KW  - Map projection
KW  - Surveys
KW  - Plotting
ER  -