JUNE 1947
| Reg. U. S. Pat. Off. | All Features Complete | ||||||||||||||||||||||||||||||||||
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WILLIAM B. ZIFF B. G. DAVIS Vice Presidents: GEORGE BERNER MICHAEL H. FROELICH H. I. MORGANROTH H. G. STRONG Secretary-Treasurer Art Director Editor Managing Editor Associate Editors: Art Editor |
THE CIGARETTE
VIGNETTES OF FAMOUS SCIENTISTS
THE ELECTROENCEPHALOGRAPH
MEDICAL MYSTERY
MYSTERY OF THE DERO TYPESETTER
SCIENTIFIC MYSTERIES
HOW TO USE THE SHAVER ALPHABET
PROOF
PETRIFIED TREE STUMP—OR NOT?
NOTES ON SUBTERRANEAN SHAFTS
WHAT MAN CAN IMAGINE...
VISITORS FROM THE VOID
MYSTERY OF THE PERUVIAN GIANTS
WHO WAS VIRGILIUS?
THE MAGNETIC PENDULUM
DISCUSSIONS
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Published monthly by ZIFF-DAVIS PUBLISHING COMPANY at 185 North Wabash Ave., Chicago 1, Ill. New York Office, Empire State Building, New York 3, N. Y. Washington office, International Building, 1819 F Street. N.W., Washington 4. D. C. Entered as second class matter April 11. 1946, at the Post Office, Chicago, Illinois, under the Act of March 3, 1879. Subscription $2.50 for 12 Issues; Canada $3.00; Foreign $4.50. Subscribers should allow at least two weeks for change of address. All communications about subscriptions should be addressed to the Director of Circulation, Ziff-Davis Publishing Company, 185 North Wabash Ave.. Chicago 1. Ill. |
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