Education and Entertainment

Owner

SCIENCE SERVICE INC.

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Computer and Scientific

Owner

SCIENCE SERVICE, INC.

Apr 26, 1994

Education and Entertainment

Owner

SCIENCE SERVICE, INC.

Jul 20, 1993
INTERNATIONAL SCIENCE AND ENGINEERING FAIR

Education and Entertainment

Owner

SCIENCE SERVICE, INC.

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THE WEEKLY NEWSMAGAZINE OF SCIENCE SCIENCE NEWS

Paper Goods and Printed Matter

Owner

SCIENCE SERVICE, INC.

Jun 26, 1984
THINGS OF SCIENCE

Computer and Scientific

Owner

SCIENCE SERVICE, INC.

Dec 4, 1979
SCIENCE NEWS-LETTER

Telecommunications

Owner

SCIENCE SERVICE, INC.

Mar 15, 1927