Important gouache on lithographic base , depicting groups portrait of First Vienna Singer Union, created in 1846 by famous austrian portrait painter and lithographer Rudolf Gaupmann ( 1815 Vienna-1877 Graz).This impotant lithgraph described in the biography  of the artist in the "Allgemienen Künsler Lexikon " by Thieme/Becker, Leipzig. Gaupmann studied at the Vienna Art Academy ( since 1826) , worked as portrait and miniature artist, in 1830s made his Name as important and sucessful lithographer.

Inscription: signed in stone  lower right

Technique: Gouache on lithographic base on paper, framed .

 Measurements: unframed w 25 x h 17.5 " (63.5 x 44.5 cm); framed w 26 x h 18 1/2 "  (66 x  47 cm)

Condition: in  good condition