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# Title: Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences (shelfmarks Leibn. Marg. 71; ZEN Leibn. Marg. 71)
# Folio - , page id 806933011:0516
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d2 l
Departure, Wotrac:
Radius: Mer. Dis. Lat.:: T. Course: Dif. L. M2
T. 43 : 2429 MIn. : : T. 5316: 3235 min.
Operation by the Losarichms.
Fo the LOG. Met. DIF. Fat. 2429-3. 38542
Addrhe TanBT. OFche Course, 53 161-10. 1271.
Sum = F05. Dif. Lonsirude, 3255. 3.51254
D Cuncets Scale.
parture bc2633 Mlles, and che oblerred Lari
tude 170 251 Norch; L demand che Course, DI
stance, and Difference os Longitude
THC Extent rom F. 430 2 On ihe Line OF DiR. FAE: Departure:: Radius: T. Courte.
roche Tansent OF 530165, Tangenis.
Reaches From . . ..... 24292 On the Line of
r0..... 32555 Numibers.
ER OBL EM V.
The Latieude and Distance beins siven, Course
Departure, and Difference os Lonsitude, are
required.
Fxample.
Sailins Norch. Fastvard From Anteso 3285 min
and by Obserration tindins my Lacicude to be
50des. 10min. Norch; Whaisthe Course, De
Parcure, and Disference os Consicude 3
From 5o +OI N.
5obleer.
1061
SubI. 17 25 N. 5 Lac Z Anteso. f ML. PC
32 45 = 1965 Dil. L ac. M. DiL. L. L. 242
Course, WtacP
Distance: DiS. Lat.:: Radius: Co Sine Courte
3285: 1965:. 5. 9000. 5. 360 44
Operation by Losaristms.
F0 che Arichmetical Com- 7
plement oE che L05. OCZ 3285 = 6. 48341
the Distance.
Add the L05, OF the DIF. L ac. 1965 -3. 29336
Sum = Co Sine oC che Courle, 36. 45 - 9. 377677
By Cunters Scale.
The FxtenE Som Distance 3285, On Line
totheDist. L at. . . . . .. 19655 oF Numb
Reaches From S. OF Radius, 900001, On Line
1965: 2633.. t. 45. 601. 2. 53 16.
Operacion by che Loxariclime.
FOAF. C0, FO3, OF DIF. LaT. 1965 = 6,70664
Add che L05. OF Departure 2633 = 3. 42048
Sum = I. OE the C Ourse = 53 16-- 10, 127Y2
By Cunters Scale-
TheFncent From Dist. LaF. 1965; On LinC OE
tothe Departure . . . . . 26335 TTumbers
Rcach. Trom J. OF R adius, 45001 On Line oE
rotheT. OF che C ourse 53 16 5 Tangents.
Then SDistance
EDiter. Conei. L Is tonna by erob. L. H.
PROBLEM VII.
One Larirude, Course and distance siven; the
Disserence os Latirude, and Difference os Lon-
Examplem
A Strip From 500 XOI N. Faticnde, e 000 001
Congiiude, runs with a Courle 16 32S. Wester-
lY 3285 Miles: Whac is the Disserence oF Lati-
ude, and Disserence ot Longitude3
For the Difference os Latitude, Cay,
Radius: Co Sine Course:: Distance: Differ. L ac.
5.9000: 5. 3644:: 3284 m : 1965
Overation by ihe Locaricboms.
Tothe7, OF the Course 53 16 - 9,77676
And che LOGar. Distance 32 85 - 3,51659
roche S. Compl. ot Courle 36 44 5 ot dines. Run = L0B. DiR. LAL. 1965=- 329335
Thenche 2 Departure
SDitt. Lonsit. Zis Touned by Prob. L. HI.
PR OB L F M VI
The Laoiude and Departure siven, Required 1o
course, distance; ad etetat B. L. On3
tude.
Example.
A S S Lalcu 30. 101TV. and Lon
Sleude 00000 Tuns Son-neuens t et DC
situde reguired.