Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences, fol. -
Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German. Mean line confidence on this page: 0.81.
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The machine reads it as
- The Tame may be ocherare eormed
- chus:
- Suppose on A R, ihe PerpMusa L LC Mt
- Drected at the Cnd R.
- PR OBL F M 1
- To Frect a Perpendicular on any assigne d Point os
- Siden B Le S Sapose est bsb 20b0 o
- On each side oF the given PoinE c; CIT OH
- ihie Distance d e
- F any
- other greatet Mat d C) deseribe civo Arches
- trom d and e, Mecem Cach orher in a, joyt
- ac; Wrhrich Man be che Perpendicular reguire
- e
- Ce = b d; 212
- convenient openins ol vour Com.
- passes, onc Foor beins placed in R, draw che
- Circle OCS; then Wwich che lame Distance, Pet
- one Foor in S, and crols che Circle in C, 25 aIsc
- TF e Y LMCt.
- PR O B L EM H.
- r, on, or near ihe F.
- in R; then on che Centres C and R, draw (Wich
- the lame Distance) cvo more Circles, currins
- each other in P; LCay PR, Will be Perpendicu-
- lar EO AR. For che Anple P R S, is a Rist
- one, beins in he de
- T0 Firect a Perpende
- s a siven Line. As suppose on R.
- iven PO1M. A3 2.
- conseguentis L t lu de tefen ad
- SR.
- Po let Fal a Perpendieular on a siven L ine, srom
- Open rour Compasses co any conrenient di
- stance, and Pertine one PoOr in C, draw
- Circle PL. S. Lay a Ruler From S, thro C, it
- will sind ehe Poine P in che Circumterence; ouL
- erhence drai lR, and ris donc.
- For ihe Angle P R S, being in a Semi-circle,
- must be a RighE onc; (by 3Y. e 3 FuCl.) anc
- R O BL F MI TII.
- Sec one Foor ot che Compasses in a the LOI
- siren, and with che ocher erols che siven Line
- in che Poinrs b alid c: Then setrins che Compa-
- ses in b and c, draW tW AkS, CCMHS CaCH O.
- cher belon in o: Then lay 2 Rulex trom a 100,
- The Demonsration depends on che geh i1
- aud ris donc.
- taette
- et altddo
Cite
Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences, fol. - . Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/806933011:0618?run=74