A Letter From The Publisher, Oct. 23, 1944

DDT, one of the great scientific achievements of World War II is: 1) The jet-propulsion engine. 2) The robot submarine. 3) A better explosive than TNT. 4) An insecticide that promises to conquer mosquitoes, bedbugs, roaches, flies. 5) A wonder drug twice as effective as penicillin.

If this were a normal year and the U.S. and TIME weren't both saving paper, this week's issue might end—not with Books—but with TIME's thrice yearly Current Affairs Test.

As things are, we just don't have the paper to print the test in TIME'S more-than -a -million, copies....

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