First published indication of the dual-peaked with median valley
nature of a mid-ocean ridge. This is the Murray Ridge in the Indian Ocean.
1934 Nature Magazine.
Image ID: map00229, Voyage To Inner Space - Exploring the Seas With NOAA Collect
• High Resolution Photo Available
of the U.S. Department of Commerce, National Oceanic & Atmospheric
NOAA Central Library
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November 10, 2017