Considérations géographiques et physiques sur les nouvelles découvertes au nord de la Grande Mer, appellée vulgairement la mer du Sud.
Series: Western Americana, 1550-1900 -- reel 77, no. 782.
Publisher: [Imprimerie de Ballard]
Published: 1753
Place of publication: Paris
Language: fre
Format: Microform
Number of pages: 158
Subjects: Northwest Coast of North America; Northwest Passage; Pacific Ocean -- Maps; Arctic regions -- Maps
Genres: Maps.
Notes: Colophon dated: 1754. "List des cartes" dated: 1755.

Consists of a "Mémoire présenté à l'Académie le 9 août 1752 sur ... la carte des nouvelles découvertes" [the Buache-de L'Isle map] and "Eclaircissements sur le Memoire". P. 1 of the "Eclaircissements" is concerned mainly with the alleged discoveries of de Fonte. P. 2 treats of the Mer de l'Ouest and includes a memoir by Guillaume de L'Isle on the subject. P. 3 includes "Observations géographiques sur la Californie."

The memoir by Guillaume de L'Isle was also published in a somewhat different form in the Nouvelles cartes des découvertes de l'amiral de Fonte, by J.N. de L'Isle, with tile: Conjectures sur l'existence d'une mer dans la partie occidentale du Canada & du Mississippi.

References: Eberstadt no. III-31.

References: Howes, U.S.IANA, no. B.908.

Microfilm. New Haven, Conn., Research Publications, 1975. 1 reel. 35 mm. (Western Americana, Reel 77, no. 782)