World ocean floors : Pacific ocean ; Indian ocean /

World ocean floors : Pacific ocean ; Indian ocean /

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Bibliographic Details
Corporate author / creator:	National Geographic Society (U.S.). Cartographic Division.
Imprint:	Washington, D.C. : The Society, 1992.
Description:	2 maps on 1 sheet : both sides, col. ; each 47 x 61 cm., on sheet 52 x 80 cm., folded to 13 x 16 cm.
Language:	English
Subject:	Ocean bottom -- Pacific Ocean -- Maps. Ocean bottom -- Indian Ocean -- Maps. Hydrothermal vents -- Pacific Ocean -- Maps. Plate tectonics -- Pacific Ocean -- Maps. Plate tectonics -- Indian Ocean -- Maps. Hydrothermal vents. Ocean bottom. Plate tectonics. Pacific Ocean -- Maps. Indian Ocean -- Maps. Indian Ocean. Pacific Ocean. Maps.
Cartographic data:	Scale 1:37,870,000. 1 cm. = 379 km. or 1 in. = 598 miles ; Mercator proj. Scale 1:25,720,000. 1 cm. = 257 km. or 1 in. = 406 miles ; Mercator proj.
Format:	Map Print
URL for this record:	http://pi.lib.uchicago.edu/1001/cat/bib/4679665

Hidden Bibliographic Details
Other title:	Pacific Ocean. Indian Ocean.
Other authors / contributors:	Shupe, John F.
Notes:	Relief shown by shading and spot heights. Depths shown by shading and soundings. Includes brief articles on deep sea vents by Michael Kenna and plate tectonics by Carolyn H. Anderson and col. ill. of plate movements throughout time, 2 hemispheres showing existing plate locations and boundaries, block diagram showing the creation of mountains due to plate subduction, world map showing spreading centers and active vents, drawing of ocean floor and sea life around an active vent, and cross-section of seafloor spreading. "Supplement to the National Geographic, June 1992, Page 70A, Vol. 181 No. 6 - Pacific/Indian ocean floors." Source for ocean floor relief is General Bathymetric Chart of the Oceans.

Description
Item Description:	Relief shown by shading and spot heights. Depths shown by shading and soundings. Includes brief articles on deep sea vents by Michael Kenna and plate tectonics by Carolyn H. Anderson and col. ill. of plate movements throughout time, 2 hemispheres showing existing plate locations and boundaries, block diagram showing the creation of mountains due to plate subduction, world map showing spreading centers and active vents, drawing of ocean floor and sea life around an active vent, and cross-section of seafloor spreading. "Supplement to the National Geographic, June 1992, Page 70A, Vol. 181 No. 6 - Pacific/Indian ocean floors." Source for ocean floor relief is General Bathymetric Chart of the Oceans.
Physical Description:	Scale 1:37,870,000. 1 cm. = 379 km. or 1 in. = 598 miles ; Mercator proj. Scale 1:25,720,000. 1 cm. = 257 km. or 1 in. = 406 miles ; Mercator proj. 2 maps on 1 sheet : both sides, col. ; each 47 x 61 cm., on sheet 52 x 80 cm., folded to 13 x 16 cm.