Benjamin Siegel's 1948 seniors at El Cerrito High School in California rivaled the work of the 1947 seniors whose construction of a cyclotron last year he described in the August Physics Today. This year's group built a Van de Graaff electrostatic generator with a capacity of one hundred thousand volts, a cloud chamber, a wind tunnel, and a six‐inch reflecting telescope—all at a cost of about fifty dollars.

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