No coin nor oath required. For personal study only.
--Newest do-it-yourself interest is connected with space travel. We may not yet be able to get to the moon, but we can track satellites and check their paths. Now anyone can calculate precisely when a man-made earth satellite will pass overhead or over any particular spot in the Northern Hemisphere. A "Satellite Pathfinder" designed by Kenneth L. Franklin, associate astronomer at New York's American Museum-Hayden Planetarium, does the brainwork and no scientific training is needed by the user.
The device was designed by astronomer Franklin especially for the Young Adults' Division of the Library of Science, a new service providing quality and reliable modern science books and instruments for boys and girls of high school age. Like other materials
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Fanzine digitalizado en Venas rotas. (Enero 2020).