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Analog - April 1973

Volume: XCI, Number: 2
Whole number (counting doubles as one issue): 509
Whole number (counting doubles as two issues):
Whole number (as shown in table of contents):
Notes: Incorrectly shown as volume XCII on table of contents page

Stories in this magazine:

Not polluted enough    by G H Scithers    3
Polimander's man-thing    by Pat de Graw    4
Moon rocks    by Tom Purdom    5
Earthquake    by William E Cochrane    4
The people of the wind [episode 3]    by Poul Anderson    5