Edition of October, 1887. Selective relief shown by hachures and spot heights; depths shown by soundings. "Grave par C. Legras." "Ecrit par Vialard." Prime meridian: Paris. "No. 3784." "124-181."
Relief shown pictorially and by hachures. Shows western end of the Alaska Peninsula, with Unga, Unimak & Akutan Islands as well as Kuskokwim Bay and the Pribilofs. Shows tracks of Billings and Sarychev. Map no. 21 from v. 4 of "Atlas...