Koestler, Arthur.
The watershed : a biography of Johannes Kepler / [by] Arthur Koestler. - [London] : Heinemann, [c1960]. - 280 p. : ill. ; 20 cm.
Includes index.
0435550209
Kepler, Johannes, 1571-1630.
Biography.
The watershed : a biography of Johannes Kepler / [by] Arthur Koestler. - [London] : Heinemann, [c1960]. - 280 p. : ill. ; 20 cm.
Includes index.
0435550209
Kepler, Johannes, 1571-1630.
Biography.