The great probability of a northwest passage.
 
care BOOM pam CDragge, J | XG The great probability of a northwest , 302 passage: deduced from observations on the see 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 explan-
atory maps ... / By Thomas Jefferys ... 3
With an appendix. Containing the account of a
discovery of part of the coast and inland
country of Labrador, made in 1753...
(See next card) MB-Rev.