PROVING THE
AUTHENTICITY of the Admiral's LETTER.
With Three Explanatory MAPS.
1st. A Copy of an authentic Spanish Map of America, published in 1608.
2d. The Discoveries made in Hudson's Bay, by Capt. Smith, in 1746 and 1747.
3d. A General Map of the Discoveries of Admiral de Fonte.
By THOMAS JEFFERYS, Geographer to the King.
WITH
AN APPENDIX.
Containing the Account of a Discovery of Part of the Coast and Inland
Country of LABRADOR, made in 1753.
The Whole intended for
The Advancement of TRADE and COMMERCE.
LONDON:
Printed for THOMAS JEFFERYS, at Charing Cross.
MDCCLXVIII.
TO THE RIGHT HONOURABLE
WILLS EARL OF HILLSBOROUGH,