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. Encyclopaedia; or, A dictionary of arts, sciences, and miscellaneous literature; constructed on a plan, by which the different sciences and arts are digested into the form of distinct treatises of . ne half arc on one fideof tlie femicircle and the other lialfon the other), andfet the charaflers of the lines to their proper lines, as inthe figure. A univcrfal dial of a very ingenious conftruclion,has laiely been invented by Air G. Wright of hour-circle or arch E, and latitude arch C, arethe portions of two meridian circles; one fixed, and theother moveable. The hour oi d
. Encyclopaedia; or, A dictionary of arts, sciences, and miscellaneous literature; constructed on a plan, by which the different sciences and arts are digested into the form of distinct treatises of . ne half arc on one fideof tlie femicircle and the other lialfon the other), andfet the charaflers of the lines to their proper lines, as inthe figure. A univcrfal dial of a very ingenious conftruclion,has laiely been invented by Air G. Wright of hour-circle or arch E, and latitude arch C, arethe portions of two meridian circles; one fixed, and theother moveable. The hour oi dial plate SEN at topis fixed to the arch C, and has an index ihat movesuith the hour-circle E ; therefore the confiruc^cion ofthis dial is pcrfeelly limilar to the conflruftion of themeridians and hour-circle upon a common peculiar problems to be performed by tliis in-firument are, r. Tofii:dihs latitudeofany place. 2. Thelatitude-tf the place being knoiun, to find the time by thefa: and fiars. p. To fiui the fun (.r flars azi:;iutbai:d attitude. to ufc, this inllrument .fnojld be in a wcU- ailj ailed Plate Eig. 3. 17A new oD«by Mr CXX,fig. I, J) I A M N (; ClIX. V r . . /I/.J *y I Plate CLX.
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Keywords: ., bookcentury1700, bookdecade1790, booksubjectencyclo, bookyear1798