<em>Schollenberger, Kurt: Zürich, Hausaufstockung, 1972 (Com_L21-0225-0001-0002, <a href="http://doi.org/10.3932/ethz-a-000998419">http://doi.org/10.3932/ethz-a-000998419</a>)</em>
<em>Schollenberger, Kurt: Zürich, Hausaufstockung, 1972 (Com_L21-0225-0001-0002, <a href="http://doi.org/10.3932/ethz-a-000998419">http://doi.org/10.3932/ethz-a-000998419</a>)</em>
