the enveloping clouds of Venus torn asunder, and beneath them an identifying mark, a continent shaped like the letter "L."
And then the great ship comes again. It hovers above the observatory and settles slowly down.
Back at Maricopa Field, Captain Blake has tested a new plane for altitude, and is now prepared to interview the stranger in the higher levels. McGuire's frantic phone call sends him out into the night with the 91st Squadron of planes in support. It is their last flight, for all but Blake. The invader smothers them in a great sphere of gas, but Blake, with his oxygen flasks, flies through to crash beside the observatory. Only Blake survives to see the enemy land, while strange man-
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