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The mysteries of nature and art in four severall parts. The first of water-works. The second of fier-works. The third of drawing, colouring, limming, paynting, graving, and etching. The fourth of experiments (1654)

Bate, John · London : R. Bishop for A. Crook · leaf 55

An illustration from The mysteries of nature and art in four severall parts. The first of water-works. The second of fier-works. The third of drawing, colouring, limming, paynting, graving, and etching. The fourth of experiments, 1654, leaf 55 — Waterworks; can but put the point of a needle, it is fuflteient : this Glafle muft not be fo long as the veiTell is deep, by about two inches. Then take a jutl meafure of the length of the Glaflfe K G G and fet it on the infide of the vefTell A B C D from the bottom towards the top, and then make a… … the veflell, but very flowly, by reafon that the Ayer con¬ tained therein hath lo fmall a vent : turn an Hour Glafle and at the end of each Hour make a mark upon the Glafle equal with the water, and it is done. When the Glafle is quite funk to the bottom of the water, turn the cock and With one…

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