Clavis horologiæ; or, A key to the whole art of arithmetical dyalling, in two parts. The first shewing how to draw the hour-lines on all manner of regular dyals, and how to reduce all irregular dyals into regular forms ... The second part sheweth how to place all manner of furniture on all sorts of dyals, let them be never so irregular, and that arithmetically; whereunto is annexed the tables of the altitude of the sun for every hour of the day at his entrance into the 12 signs from one degree of latitude to 90; with tables of azimuth to each latitude, and for every hour of the day ... Whereunto is annexed an appendix being the explication of the pyramidical dyal set up in his Majesties garden at White-Hall, 1669. In which very many sorts of dyals are contained; by which, besides the hours of all kinds diversly expressed, many things relating to geography, astrology and astonomy, are by the suns shadow made visible to the eye, by that Reverend Father Francis Hall, alias Line, of the Society

All titles
  • Clavis horologiæ; or, A key to the whole art of arithmetical dyalling, in two parts. The first shewing how to draw the hour-lines on all manner of regular dyals, and how to reduce all irregular dyals into regular forms ... The second part sheweth how to place all manner of furniture on all sorts of dyals, let them be never so irregular, and that arithmetically; whereunto is annexed the tables of the altitude of the sun for every hour of the day at his entrance into the 12 signs from one degree of latitude to 90; with tables of azimuth to each latitude, and for every hour of the day ... Whereunto is annexed an appendix being the explication of the pyramidical dyal set up in his Majesties garden at White-Hall, 1669. In which very many sorts of dyals are contained; by which, besides the hours of all kinds diversly expressed, many things relating to geography, astrology and astonomy, are by the suns shadow made visible to the eye, by that Reverend Father Francis Hall, alias Line, of the Society
  • Clavis horologiae; Key to the whole art of arithmetical dyalling; Appendix to Clavis horologiæ; Appendix to Clavis horologiae
People / Organizations
Imprint
London: printed by Will. Bonny, for Tho. Howkins in George-Yard in Lombard-Street, MDCLXXXVI. [1686]
Added name
Line, Francis, 1595-1675. Explication of the diall sett up in the Kings garden at London, an. 1669.
Publication year
1686
ESTC No.
R213613
Grub Street ID
89026
Description
[12], 24, 33-287, [5], 38, [2] p., plates ; 4°.
Note
"An appendix to Clavis horologiæ" (Wing H331) has separate title page, with imprint "Printed at Liege, by Guillaume Street, in the year of our Lord 1673. And reprinted at London, 1685."; pagination and register are separate. It is a reprint of Francis Line's "An explication o the diall sett up in the Kings garden at London, an. 1669"

Text continuous despite pagination

Also identified as Wing H2517

Wing H2517 also described in Arber, Edward, ed. The Term Catalogues, 1668-1709 A.D. London: privately printed; 1903-1906. vol. 2. p. 146.