Transcribed by Hop David from Shoemaker and Helin’s 1978 paper EARTH-APPROACHING ASTEROIDS AS TARGETS FOR EXPLORATION L. M. SHOEMAKER and L. E. HELIN Division of Geological and Planetary Sciences California Institute

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Date: 2013-01-04 10:50:14		Transcribed by Hop David from Shoemaker and Helin’s 1978 paper EARTH-APPROACHING ASTEROIDS AS TARGETS FOR EXPLORATION L. M. SHOEMAKER and L. E. HELIN Division of Geological and Planetary Sciences California Institute Add to Reading List Source URL: clowder.net Download Document from Source Website File Size: 857,44 KB Share Document on Facebook