TY  - BOOK
AU  - Gibson, Robert,
AU  - Ryan, James.
ED  - Copper-Plates,
TI  - The Theory and Practice of Surveying: containing all the instructions requisite for the skiful [sic] practice of this art with a new set of accurate mathematical tables 
AV  - TA545 .G4 1838
PY  - 1833///
CY  - New York
PB  - J&J Harper
KW  - Surveying
KW  - Sears List of Subject Headings
ER  -