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: 0.88.
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The machine reads it as
- ALTERNATION, is a Woa ued b) Idr. Wal.
- lis and orhers For rhe disserent Changes or Altera
- tions ot Sider in any Number ol laes provoled
- OF Chis CtaC L. CdTHCC MachemaMam hach a pe.
- culiar Dilcourse ac the end ot his Asebra. Thi
- Alcernarion is eaEily Found, by only concinual NuI
- ciplicarion of aIl che Numbers, beginninz aE V.
- nicy. Tlus it ie ivere required loknom hou ma
- ny Chanpes calt DC rung OI H= Bells, vou need
- onty wrire aW L, 2, 3, 4, 3, 6, and then mul.
- ciply all chole Numbers concinvally one into avo
- cher, and the lalE Froavet Sres the Number ot
- Changes, brhich is 720 ChanBes.
- ALLLMELRZ, che Arc ot catins and mea
- Turing oF Feighes, Wherhee Accessible Or Tnaccessi
- ble. Sec altitudes Or Heirhts.
- ALTIIOOE osthe Pole: SC Elovation of the
- Pole
- Add che LanS. OE The AnBlCS, 23. 5L. 9, 685290
- TheSumm will. Be
- The Remainder is the L05, OF 43 FCet, 1.. 85)
- rtrich is ehe Perpendicular Lleishic oF che Lover.
- N. B. Elere and in all luch Cales OF EhIS KIna
- Allorvance must be made for che heighe ot
- che Fye, or Inftrumene abore cheGround
- Zou may allo, travins che Former Requilires;
- viz. The Bale and Angles, casilr Aind che LIyporhe
- nule FI, or ho tar ic is trom the Top oFche Low:
- ex eo etie Scacion; by che 2d. Cale oE Rectanglé
- Triansles, and chis ill be uletul in many Cales
- On che Comiion Guadrane vou have à L. inc
- called che duadrati wrtrich hach ervo sides dirided
- each into 100 equal Parrs, and char oin the
- ALTETODE OE MOTION, is a Term used Lest hand is called Risht Shadon, char on ché
- by Dr. WVallis in his Mechanicks for etie Meature
- ot any Motion ellimared accordins roche Line ot
- Direction ot chemovins Force.
- Righe. hand Contrary Thador.
- ALTILODES OE FICixbES of Places perpendi.
- cularty abore che Prorizon, are chus Found, Wwhc
- cher Accessible Or Iaccessible; 1. e. Wtiether rhey
- By which means eis very ealie rorate aris Ac-
- cessible Alcicude ac one Scarion by che Guadrant;
- FOr; it etie Anple S bc just 45, the Diltance 10
- the Foor ot che Pover trom the Scation is alvays
- equal to the Alrirude: Bur it etie Angle Be lese
- are such whose Foor or Borcem you can hare ac. chan thac, che Scrins will Fall on Rishe Shactom in
- cels ro, Or lueh a5 yOu cannOT cOme neaT.
- rion.
- the Ouadrat. Then (2y, a5 100 is co etie nuin-
- ber ot Parrs ot che Righe Stradou cui by che
- Strins:: l0 is ihe Distance to che Alcitude. 50
- Let Y be a Tover Randins uxon a Level thar it the Siring cur 25, 750r 50, (96. thetleiehe
- Ground, Whole seteme I sequired, your Scarion is accordingly 2, 3 or haltetie Distance.
- Pover.
- Buc erhen ehe Serins Falls roward che Righr.
- hatc, and che Anole s De above 450. then lay
- 2S the Parrs cur by the Thread in che Guadeane
- are r0 100:: P0 is che Distance roche Flciphr
- Wheretore it the Thread cur 5o here elie Lleiphr
- is double co theDistance; iF ic cur 25, ris 4 rimes
- 25 freac a5 the Distance, (56.
- TocheLOENI OLB, 30F. 1, 354242
- F1, 639532
- c. 20 ratee an Accessible Atitulle aE One St a
- beins ac S, 90 Fooc distane trom the Basis ol chic
- f00
- First, irh a Ouadrant, Theodolit
- ocher graduaced Instrument for chac purpole
- From vour Scarion S, cake che Angle of Alcitude
- ASC, 23 des. 1min. Now, vou see chac che
- Perpendicular Feiphe oF che Tover AC, thc
- Bale CS, and rhe Visual Line S A, do constitate
- a Riphe Angled Trianele, Wherein chere is siven
- the Bale B 90 FOOr, the Anole ac C n RishE One
- and the Angle or Altitude caten by Oblervation
- 250. S1. and theretore che AnSle S A C
- Complemene 10 90 des. 64, 09. and rhe AIE
- rude l’is required
- Wherelore, by Case r. OE Rish Ansled Plain
- Trianeles che Provorrion is
- AS the Radius is cothe Bale, (0 is the Fan
- Bent or che Anele ot Altirude ro cheHcishrM ch
- Loer. ThacIs, R: B:: T, S: P
- And ihe Oxetas Petlormed chus,
- From Which. Substract chie Rad. 10, 000000
- N. B. By applins whac is hiere said oF Di-
- stances ro thie Stracto et ans Oscls, II
- cakins cheir Heighe by che lensch os cheir
- Stradows, willbe casily understood.
- FTon CoLanC an accessiole A C EVC
- Siations.
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/806933011:0059?run=74