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# Title: Leibniz-Handschriften zur Physica LH 37, 3
# Folio 11r, page id 00068532:0021
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Longitudo
excerpsi et anrrotavi ista 3 Jalii 167
inventa
seu tractatus Heurici Bond
senioris in store house Vard in Ratcliff. London 1676. q.
de invenienda longitudine noctu diuque ex data loci latitudine
et inclinativne Acg magneticae inclinatoriae.
Londam 1676.4
by l Godbid
Errant qui ope acus inclinatoriae invenire sperant latitudinem, Habe
Nam Magnes propriors respicit potos non mundi
in quo lapsi sunt
dissentientes Edua W Gilbertus et M Barlow et Winchester
men libri Eduardi Vrigtit de correctione errorum navigationis
extat laber Tabula inclinationam sibi et ratiocinatur contra polos
magneticos sed erovée. Cum ederem libellum seamans Katender
triginta abhunc annis scribsi me eos nosse et eorum moturus. praedixi anno
decemationem
1657. nullam loud in variationem fore. Idque verum est
dertrnatio
occidentalis est variatio, talisque
ab eo tempore
300 annis port 1657 futura
id est declnationte
thc
Villiam Burroues tractatu de variatione Acus (variation ot compass
cogitabit de his polis eosque calculo invenire conatus est. Sed erravit codidit
jemih
enim magis eistare a Londiro arrticum Magneticum potum, quam a
ipse potus mundi. Et Ego recto ipso et expenso credidi esse propiorem
declinatione
et conjungendo latitudinem londimi et Wargats et Varratione
Londiepsi et grat. longitudineem 58gr. _min. versus e eatem
declinationes
variatione toudinensi 11. gi. 15 min. versus orientem, k
vargats 7. 00 min. versus occidentem inveniri posse
sedo
derlinatione
d in vaigatis facta anno 1576.
ppocus mundi)
peticus potis
aes
et
ariatione in
potum magnetreu
et toudini 1540.
itaque in Woaigats debuit esse 8. Ar. 38 min eodem tempore.
Ninntum in DLPY. colatitud loudini Lp. 38g. 28
1
et totalitudo coaigatae 20,g. Angulus LPIF
fere 58 gr qui est differentia longitudiuis interton
dinum et loaigat hinc datur LW corum distan
tia. et anguli pL WV. PIL. His jam habitis
ab angulo p) W aufer 11. gr. 15 min. variatione
condinensem habebis angulum quem dat variatio Magne
tica tondmensis. Eodem modo ab angulo PVVL
subtraheno. 8, 38, variationem in Waigati, habebis
angulam LWpi. jam in trimngulo LNM datis latere
.et angulis MeW et MWVL. invementur et reliqua
Et tunc denique eodem modo facile invenietur pM. distantia
poli magnetis a poto Mrundi
quae reperietur e gradum
o
deigals
P
3,30.
no