437 pages : illustrations (some colour), maps (some colour) ; 29 cm

The quest for longitude : the proceedings of the Longitude Symposium, Harvard University, Cambridge, Massachusetts, November 4-6, 1993 / edited by William J.H. Andrewes.

1 volume (various pagings) : illustrations, facsimiles, portrait ; 23 cm.

Of time and measurement : studies in the history of horology and fine technology / A.J. Turner.

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The quest for longitude : the proceedings of the Longitude Symposium, Harvard University, Cambridge, Massachusetts, November 4-6, 1993 / edited by William J.H. Andrewes.

Of time and measurement : studies in the history of horology and fine technology / A.J. Turner.