reason to look upon as sure, being mostly the Observations of Persons of good Skill and Integrity.
A TABLE OF VARIATIONS.
| Names of Places. | Longitude from Lon. | Latitude | Anno Dom. | Variation Observ'd. |
|---|---|---|---|---|
| d m | d m | d m | ||
| London | 0 0 | 51 32 N | 1580 | 11 15 E |
| 1622 | 6 0 E | |||
| 1634 | 4 5 E | |||
| 1672 | 2 30 W | |||
| Paris | 2 25 E | 48 51 N | 1683 | 4 30 W |
| 1640 | 3 00 E | |||
| 1666 | 0 0 | |||
| 1681 | 2 30 W | |||
| Uraniburg | 13 0 E | 55 54 N | 1672 | 2 35 W |
| Copenhagen | 12 53 E | 55 41 N | 1649 | 1 30 E |
| 1672 | 3 35 W | |||
| Dantzick | 19 0 E | 54 23 N | 1679 | 7 00 W |
| Mompelier | 4 0 E | 43 37 N | 1674 | 1 10 W |
| Brest | 4 25 W | 48 23 N | 1680 | 1 45 W |
| Rome | 13 0 E | 41 50 N | 1681 | 5 0 W |
| Bayonne | 1 20 W | 43 30 N | 1680 | 1 20 W |
| Hudson's Bay | 79 40 W | 51 00 N | 1668 | 19 15 W |
| In Hud. Straights | 57 00 W | 61 00 N | 1668 | 29 30 W |
| In Baffin's Bay at Sir Thomas Smith's Sound | 80 00 W | 78 00 N | 1616 | 57 00 W |