Bahnhof-Umbau in Bern

<em>Comet Photo AG: Bahnhof-Umbau in Bern, 1961 (Com_L10-0044-0008, <a href="http://doi.org/10.3932/ethz-a-000858682">http://doi.org/10.3932/ethz-a-000858682</a>)</em>