Toward «a new heaven and a new earth» , a proposal for the creation of a world energy community presented by John Jay Hopkins at the World symposium on applied solar energy, Phoenix, Arizona, November 3, 1955
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Toward «a new heaven and a new earth» , a proposal for the creation of a world energy community presented by John Jay Hopkins at the World symposium on applied solar energy, Phoenix, Arizona, November 3, 1955
John Jay Hopkins, World Symposium On Applied Solar Energy. [1955
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