(700) 
that confider the various fhawomena, and effefts of that Eo- 
dy # Whence we prefume, it cannot be un- acceptable to 
Fbilofophical Men , to be ftill furnifht with new conjectures, 
and frefh occafions, ferving to excite new thoughts, and to 
make farther Inquiries concerning this matter. For which pur- 
pofe we (hall here communicate to the Curious a Table 5 di- 
recting them to make Obfertfations for the future, whereby a 
certain Hypothecs is defigned to beconfiim'dj which an Intelli- 
gent Mathematician and Teacher of Navigation in England (Mr. 
Henry Bmd) entertains, but thinks not yet fit to declare to the 
World : 'Tis by vertue of that Hypothefis^ that he hath Cal- 
culated the following Table (hewing, How the Variations of the 
Magnetick Needle will fall out for the years therein ipecified ^ 
which he conceives to foe now We Award, and to have been fo for 
fome few years laft paft$ whereas they were formerly Eafttvard. 
This Philofophical prediction is here made publicly to the end 
that Inquifitive Men may every where from time to time make 
Obfervations accordingly^ either to verify or to invalidate the; 
pretended. Theory, 
The TaT>le Follows. 
Tears. 
Tlx Varia- 
tion Weft. 
The Vari Ac- 
tion Weft-. 
gr. Mm 
gr. i^z>o. 
i,663 j 
1 _ 5 6 
1 594 
6 16 
1669 1 
2 — n 
1695 
5- 25 
1670 
2 18 
1696 
6 34 
1671 
2 28 
1697 
6 -43. 
1672 
2 i8 
1698 
6 5 * 
1673 
2 49 
1699 
7 1 
1674 
2 59 
1700 
7 10 
1675 
3 9 
1 70 1 
7 19, 
$ 19 
1702 
7 28 
1677 
3 3° 
1705. 
7 & 
167$ 
3 40 
1*04 
7 4S. 
1679 
r — f° 
1705 
7 5? 
1680 
4 — 0 
1706 
8 1 
1681 
4 — 10 
1707 
8 9 
168 2 
4 — 20 
ijoS 
3 17 
168$ 
4 3° 
1709 
3 25 
1684 
4- 4Q 
1710 
3 33 
168$ 
!4 'jo 
17 1 1 
8 4.1 ! 
1686 
! f 0 
1712 
I— 49 
1687 
1 10. 
1713- 
8 5$ 
1688 
rl — 19 
1714 
9 4 
1689 
f x-y 
i7M 
9 
1690 
1 39 
1716 
7 f7* 
1691 
J 48 
1692 
* —57 
i6$i 
,6 7 
