Clavis horologiae; or, a key to the whole art of arithmetical dyalling ...
Subtitle: Whereunto is annexed an appendix, being the explication of the pyramidical dyal set up in His Majesties garden at White-Hall, 1669 ... by Francis Hall, alias Line
By: By John Holwell..
Contributors: Line, Francis, 1595-1675
Publisher: W. Bonny for T. Howkins
Published: 1686
Place of publication: London
Language: eng
Subjects: Dialing; Early works to 1800; Mathematical instruments; Scientific apparatus and instruments
Other titles: Key to the whole art of arithmetical dyalling.
Notes: Pt. II, Appendix (Wing H331), has separate t.p. dated 1685.

Wing, D.G. Short-title catalogue of books printed in England, Scotland, Ireland, Wales, and British America, and of English books printed in other countries, 1641-1700, H2517A