Encyclopædia Britannica: Or, A Dictionary of Arts, Sciences, and Miscellaneous Literature, Band 15,Teil 2Colin Macfarquhar, George Gleig A. Bell and C. Macfarquhar, 1797 |
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Seite 713
... fire - pumps is fomewhat difficult , it will be neceffary to make two or three trials before you depend on their performance : when you fill a number of pumps , take care not to put in each an equal quantity of charge between the ftars ...
... fire - pumps is fomewhat difficult , it will be neceffary to make two or three trials before you depend on their performance : when you fill a number of pumps , take care not to put in each an equal quantity of charge between the ftars ...
Seite 718
... Fire - works . IV . Saltpetre 4 oz . fulphur 1 oz . faw.duft of juni per oz . faw duft of cypress 1 oz . camphor 4 oz . myrrh 2 drams , dried rofemary oz . cortex elaterii oz . all moistened a little with the oil of rofes . N. B. Water ...
... Fire - works . IV . Saltpetre 4 oz . fulphur 1 oz . faw.duft of juni per oz . faw duft of cypress 1 oz . camphor 4 oz . myrrh 2 drams , dried rofemary oz . cortex elaterii oz . all moistened a little with the oil of rofes . N. B. Water ...
Seite 719
... Fire - works . Aquatic must be placed flat inftead of edgewife , and have holes one cafe of each wheel , and let two cafes of each wheel Aquatic Fire - works in them for the rocket - fticks to go through ; for if they burn at a time ...
... Fire - works . Aquatic must be placed flat inftead of edgewife , and have holes one cafe of each wheel , and let two cafes of each wheel Aquatic Fire - works in them for the rocket - fticks to go through ; for if they burn at a time ...
Häufige Begriffe und Wortgruppen
againſt alfo almoft alſo angle arch atmoſphere becauſe body cafe called caufe centre circle cofine colour compofition confequence confiderable confifts defcribe diameter diftance ecliptic equal eſtabliſhed exprefs faid falt fame fays fecond feems feet ferve feven feveral fhall fhort fhould fhow fide fince fire firft firſt fituation fize fmall fome fometimes foon fpecies fquare ftand ftars ftate ftill ftone ftrong fubject fuch fufficient fuppofed furface height himſelf hole inches increaſe interfection itſelf king laft lefs libration meal-powder meaſure moft moſt motion muft muſt neceffary nutation obferved occafion oppofite paffed parabola perfon perpendicular piece pifton pipe pofition poft Portugal preceffion prefent preffure prefs primitive projection Pruffian pump purpoſe putrefaction quantity quicklime raiſed reafon refiftance refpect reprefented rife rockets Saltpetre ſmall ſpace terminal velocity thefe themſelves theſe thofe thoſe tion ufual uſed valve velocity weft wheel whofe