Author: John Thomas Howell
Date of birth: 1903
Date of death: 1994
Website:
American botanist
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Erhard Gull
Title page of his book "Perspektivlehre" (3rd ed., Erlenbach-Zurich: Verlag fur Architektur, 1946): "Architekt, Dozent an der ETH" (in Zurich)...
