. Sun dials and roses of yesterday; garden delights which are here displayed in every truth and are moreover regarded as emblems . Model of Reclining Dial, Jeypore. in addition to the lines necessary to indicate thecourse of the sun, there is a line drawn pointing toMecca, whither the faces of the faithful must beturned while praying. The superb dials of Delhi and Jeypore, con-structed in 1724 by Rajah Jey Singh, are beyonddescription. They were built of vast size, of solidmasonry and marble. The length of the hypothe-nuse of the gnomon was one hundred and eighteenfeet. Photographs of the mode
. Sun dials and roses of yesterday; garden delights which are here displayed in every truth and are moreover regarded as emblems . Model of Reclining Dial, Jeypore. in addition to the lines necessary to indicate thecourse of the sun, there is a line drawn pointing toMecca, whither the faces of the faithful must beturned while praying. The superb dials of Delhi and Jeypore, con-structed in 1724 by Rajah Jey Singh, are beyonddescription. They were built of vast size, of solidmasonry and marble. The length of the hypothe-nuse of the gnomon was one hundred and eighteenfeet. Photographs of the models of the sun-dialsin the Victoria and Albert Museum, South Kensing-ton, have been taken specially for this •a c oa,>, in <uo CHAPTER IV THE CONSTRUCTION OF SUN-DIALS ** Here have wee then the Art of Numbring time by shadowesafter the most Methodical! Compendious and Perspicuous Mannercompleatly and demonstratively delivered for all Planes both byLi?ies and Numbers. The worth of this Work will be best valuedby those who alter sad wanderings have at length sate down wearied,with the obscure and toylsome Labyrinths of others. — Sciographia, or The Art of Shadoiues^ John Wells, EsguiRE^ 1635. UOTING from a mathematicaltreatise, we define dialling orgnomonics as treating of theconstruction of any instru-ment, portable or fixed, whichdetermines the divisions of theday by the motion of a shadowof some object on which thesuns rays fall. A short definition of differ-ent mechanical forms of sun-dials, and of a fewof the terms used in dialling, will be necessaryfor the full understanding of this chapter, and ofany rules for the construction of dials. Dials areportable and fixed. The former
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectsundial, bookyear1902
