An encyclopaedia of freemasonry and its kindred sciences : comprising the whole range of arts, sciences and literature as connected with the institution (1887)
Mackey, Albert Gallatin, 1807-1881, McClenachan, Charles T. (Charles Thompson) · Philadelphia : L.H. Everts · leaf 847
quares ofthe two shortersides is equal to the square of the longestside — symbolically expressed by the for-mula, that the product of Osiris and Isis isHcrus. This figure has been adopted inthe third degree of Masonry, and will bethere recognized as the forty-seventh prob-lem of Euclid. Triangle,… … art, a glory. When this glory is dis-tinct from the triangle, and surrounds it inthe form of a circle, it is then an emblemof Gods eternal glory. This is the usualform in religious uses. But when, as ismost usual in the Masonic symbol, the raysemanate from the centre of the triangle,and, as it…
Freemasonry
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![An illustration from Cosmographia in qvatvor libros distribvta summo ordine, miraqve facilitate, ac breuitate ad magnam Ptolemæi mathematicam constructionem, ad vniuersamque astrologiam institutens. Francisco Barocio ... avtore. Cum præfatione eiusdem autoris, in qua perfecta quidem astrologiæ diuisio, & enarratio autorum illustrium, & voluminum ab eis conscriptorum in singulis astrologiæ partibus habetur: Joannis de Sacrobosco verò 84 errores, et alij permulti suorum expositorum, & sectatorum ostenduntur. rationibusq[uam] redarguuntur. Præcesserunt etiam quædam communia mathematica, necnon arithmetica, & geometrica principia, nonnullæq[uam] propositiones, de quibus in toto opere sæpe fit mentio: ac demum locupletissimus index eorum, quæ ipsa Cosmographia continentur .. (1585)](https://img.insideoutlibrary.com/img/200/ia-cosmographiainqv00baro-234-80.webp)
