English

Pilot charts of the oceans of the world

maps : 67 x 99 cm or smaller · Titles supplied by cataloger · Pilot charts of the North Atlantic Ocean, North Pacific Ocean, South Atlantic Ocean, South Pacific Ocean, Indian Ocean, and the Central American Waters. Depths shown by bathymetric isolines · Some sheets have title: Pilot chart of the upper air, North Atlantic Ocean · Later sheets prepared by the Hydrographic Office of the Navy Department and by the Weather Bureau of the Department of Commerce · At top of sheets: Founded upon the researches made in the early part of the nineteenth century by Matthew Fontaine Maury, while serving as a lieutenant in the United States Navy; The upper air data on the face of this chart were collected and furnished by the U.S. Weather Bureau, and correlated by the U.S. Hydrographic Office · Issued monthly or quarterly · Includes explanation of symbols, with scale of wind percentages, isobars and isotherms table, sources of metereological information and Branch Hydrographic Office Addresses · Includes text and ancillary maps (some on verso) on various subjects including prevailing winds and calms, gales, fog, average conditions of wind and weather, ocean currents, local weather, weather patter

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