Scientific American March 1990

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$1.98

Trends In Communications: The Road To The Global Village.
Earthquakes: Should The Midwest Brace For A Big One?
Physicists Predict - And Find - New Radioactivities.
Observatories On The Moon: A Hold Proposal For A Practical Lunar Scientific Outpost.

Title: Scientific American March 1990

Series: Scientific American

Item Number: SCIENTIFICAM199003

Ross Hrinko - May 14, 2016

★★★★☆

The magazine is good.