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- Workhorse 3 Etching c 1915 14 x 10 cm.
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- Workhorses 1 Etching 1914 7 x 11 cm.
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- Workhorses 8 Etching c 1914 17 x 15 cm.
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- Workhorses Etching c 1914 14 x 20 cm.
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- Workhorse 7 Etching c 1914 12 x 14 cm.
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- Workhorse 5 Etching 1913 15 x 20 cm.
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- Workhorse 4 Etching c 1915 34 x 37 cm.
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- Workhorses Study Drawing c 1915 30 x 39 cm.
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- Workhorses 2 Etching 1918 33 x 42 cm.
