Bidspirit auction | Mixed lot of 10 etchings

Mixed lot of 10 etchings by var - Mixed lot of 10 etchings by various artists, 1st half of the 20th century, on the subject of mining, ironworks and industry, T. Berger, Hermann Kätelhön, Hemann Prüßmann, Otto Engelhardt-Kyffhäuser and others, mostly signed, some with marginal defects and traces of age, sheet dimensions up to 51 x 40 cm