TY  - BOOK
AU  - Chapman,Allan
TI  - Dividing the circle: the development of critical angular measurement in astronomy 1500-1850 
SN  - 0471961698 (hbk.)
PY  - 1995///
CY  - Chichester
PB  - John Wiley & Sons
KW  - Spherical astronomy
KW  - History
KW  - Angles (Geometry)
KW  - Measurement
KW  - Coordinates
KW  - Astronomical instruments
KW  - Astronomers
KW  - Astronomical equipment
N1  - Previous ed.: Great Britain : Horwood, 1990; Includes index; Includes bibliographical references
ER  -