625137.pdf
Light showers History of a Health Technology, 1890-1960 In the interwar period, western health experts considered ultraviolet light a powerful means for stimulating the population. In Germany, the electrical industry started to sell sunlamps for daily use, while hy-gienists and the spokesmen of t...
Γλώσσα: | ger |
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Έκδοση: |
Chronos Verlag
2019
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Διαθέσιμο Online: | http://www.chronos-verlag.ch/php/download.php?file=978-3-0340-1276-8_Buch.pdf |