YOL. XIH.] PHILOSOPHICAL TRANSACTIONS. ^25 



to give a synopsis of those variations which I have reason to look upon as 

 sure, being mostly the observations of persons of good skill and integrity. 



A Table of Variations. 

 Na^e. of Place,. ^^f^^,, I.ti.ude. ^n^o V^^^n 



London • ' SI® 32'k 1580 11° 15'e 



1622. ... 6 Ok 



l534 4 5 E 



1672 2 30w 



1683 4 30 w 



Paris 2 25 E 48 51 n 1640 3 Oe 



1666.... 



1681 2 30 w 



Uraniburg 13 Oe. ...55 54 n. . . . l672 2 35 w 



Copenhagen 12 53 e 55 41 N l649 1 30 E 



1672 3 35w 



Dantzic 19 Oe 54 23 H 1679- ... 7 Ow 



Montpelier 4 e 43 37 n l674 1 10 w 



Brest 4 25 w 48 23 n l680 1 45 w 



Rome 13 Oe 41 50 n l681 5 Ow 



Bayonne 1 20 w 43 30 n l680 1 20 w 



Hudson's Bay 79 40 w 51 On l668 19 15 w 



In Hudson's Straits 57 w 6l On l668 29 30 w 



In Baffin's Bay at Sir Thomas Smith's Sound 80 w 78 Ox l6l6 57 w 



At Sea 50 Ow 38 40 n l682 7 30 w 



At Sea 31 30 w 43 50 n l682 5 30 w 



At Sea 42 Ow 21 On l678 40 e 



Cape St. Augustine oflF Brasil 35 30 w 8 Os l670 5 30 « 



Cape Frio 41 10 w 22 40 s l670 12 10 e 



At sea, off the mouth of the river of Plate 53 w 39 30 s l670 20 30 e 



At the east entrance of Magellan Straits 68 w 52 30 s I670. ... 17 e 



, At the west entrance of Magellan Straits 75 w 53 s 1670 ... 14 10 e 



Baldivia 73 w 40 s 1670 8 10 e 



At Cape d'Agulbas 16 30 e 34 50 s l622 2 w 



1675 8 w 



At sea 1 E 34 30 s l675 



At sea 20 Ow 34 Os l675. . . . 10 30 e 



At sea 32 Ow 24 Os l675 10 30 e 



At St. Helena 6 30 w. ... 16 s l677 40 e 



At Ascension 14 30 w 7 50 s l678 1 Oe 



At Johanna 44 e 12 15 s l675 19 30 w 



At Mombasa 40 e 4 s l675 16 w 



AtZocatra 56 Oe 12 30 N l674 17 Ow 



At Aden, at the mouth of the Red Sea 47 30 e 13 On l674 15 w 



At Diego Roiz 61 e 20 s 1676 20 30 w 



At sea 54 30 e . . . . l676., . . 15 30 w 



YOL. II. 4 L 



