<em>Comet Photo AG: Zürich, Sechseläuten, ca. 1949 (Com_M01-0533-0002, <a href="http://doi.org/10.3932/ethz-a-000657226">http://doi.org/10.3932/ethz-a-000657226</a>)
<em>Comet Photo AG: Zürich, Sechseläuten, ca. 1949 (Com_M01-0533-0002, <a href="http://doi.org/10.3932/ethz-a-000657226">http://doi.org/10.3932/ethz-a-000657226</a>)
