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- noun Alternative form of
Sorry, no etymologies found.
Internal evidence -- a fairly sophisticated Martian X-ray machine, a Lowellian canal, a reference to a great Marsquake of 17897 San Francisco, 1907? suggest that the booklet was issued during the first decade of this century.
"What we need is 'ground truth' - something reporting from the surface saying, 'Hey, there's a Marsquake,' or 'Hey, there's unusual emissions of gas.'