LEADER 00000nam 2200325 4500 001 99834736e 003 UnM 005 19970529171917.0 006 m g d 007 cr bn |||a|bb| 008 941117s1686 enk s 00| | eng d 040 Cu-RivES|cCu-RivES|dCStRLIN|edcrb|dWaOLN 100 1 Holwell, John,|d1649-1686? 245 00 Clavis horologiæ; or, A key to the whole art of arithmetical dyalling :|bin 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 by means of an new latitude and new declination, and that arithmetically. 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 at his entrance into each sign, with many other tables useful in the art of shadows. 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 expresed, many things relating to geography, astrology and astrononmy, are by the suns shadow ma 246 2 Clavis horologiæ 246 2 Key to the whole art of arithmetical dyalling. 246 2 Appendix to Clavis horologiæ. 260 London :|bprinted by Will. Bonny, for Tho. Howkins in George-Yard in Lombard-Street,|cMDCLXXXVI. [1686] 300 [12], 24, 33-287, [1]; [4], 38, [2] p., plates 500 "An appendix to Clavis horologiæ" has separate dated title page; pagination and register are separate. It is a reprint of Francis Line's "An explication of the diall sett up in the Kings garden at London, an. 1669". 500 Text continuous despite pagination. 500 Reproduction of the original in the Harvard University Library. 650 0 Dialing|vEarly works to 1800. 700 1 Line, Francis,|d1595-1675.|tExplication of the diall sett up in the Kings garden at London, an. 1669. 730 0 Explication of the diall sett up in the Kings garden at London, an. 1669. 830 0 Early English books online. 856 40 |uhttp://gateway.proquest.com/openurl?ctx_ver=Z39.88-2003& res_id=xri:eebo&rft_val_fmt=&rft_id=xri:eebo:image:39245 936 EEBO-WING