Dash, Joan.
The longitude prize / [by] Joan Dash ; pictures by Dusan Petricic. - New York : Farrar, 2000. - 200 p. : ill. ; 21 cm.
Includes bibliographical references and index.
The story of John Harrison, inventor of watches and clocks, who spent forty years working on a time-machine which could be used to accurately determine longitude at sea.
4-8.
0374346364
97044257
Harrison, John, 1693-1776.
Clocks and watches.
Longitude.
Inventors--Biography.
QB107 / .D28 2000
681.1/1/092 B
The longitude prize / [by] Joan Dash ; pictures by Dusan Petricic. - New York : Farrar, 2000. - 200 p. : ill. ; 21 cm.
Includes bibliographical references and index.
The story of John Harrison, inventor of watches and clocks, who spent forty years working on a time-machine which could be used to accurately determine longitude at sea.
4-8.
0374346364
97044257
Harrison, John, 1693-1776.
Clocks and watches.
Longitude.
Inventors--Biography.
QB107 / .D28 2000
681.1/1/092 B