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Lot description
Monogrammed and dated 'HB 43' (ligated) in brown lower right. Signed and dated 'HerbertBöttger 43' verso and additionally signed 'HerbertBöttger' on stretcher. The work will be included in the forthcoming supplement to the catalogue raisonné under the number TR 0614-43 . We would like to thank Christian Troska, Willich, for confirmatory and supplementary information.