Bidspirit auction | Mixed lot of 10 watercolors

Mixed lot of 10 watercolors and - Mixed lot of 10 watercolors and drawings with motifs from industry, mining and steelworks, including Franz Delaforgue (1887-1965), signed Kollmann, F. Werner, H. Nehren, A. Eichler, A. Schulze, H. Bölger, Jos. Selde, mostly signed by hand, traces of age, sheet dimensions up to 41 x 48 cm