The great probability of a north west passage
Subtitle: deduced from observations on the letter of Admiral de Fonte, who sailed from the Callao of Lima on the discovery of a communication between the South Sea and the Atlantic Ocean ... Proving the authenticity of the Admiral's letter. With three explanatory maps.
By: By Thomas Jefferys ... With an appendix. Containing the account of a discovery of part of the coast and inland country of Labrador, made in 1753 ...
Contributors: Fuentes, Bartolomé de, 17th cent.; Jefferys, Thomas, d. 1771.
Series: Western Americana, 1550-1900 -- reel 158, no. 1701.
Publisher: Printed for T. Jefferys
Published: 1768
Place of publication: London
Language: eng
Format: Microform
Number of pages: 153
Subjects: Northwest Passage.
Notes: For a discussion of the authorship of this work see Sabin's "Bibliotheca Americana", v. 7, p. 407 and v. 24, p. 387; and Henry Stevens, Son & Stiles' Catalogue, n.s. no. 24, p. 25.

References: Howes, U.S.IANA, no. J.82.

Microfilm. New Haven, Conn., Research Publications, 1975. 1 reel. 35 mm. (Western Americana, Reel 158, no. 1701)