![](http://www.alamy.com/thumbs/6/3496838E-E8B9-4D8E-95DA-FEE0F92F68A3/2T7TNP4.jpg)
Franz Schücht (Zeichner_in) Vienna I, Hofburg, Burggarten, Altes Glashaus, heating system, cross -section. Chalk (presentation); Feder in black; brown feather; multicolored after 28. März 1825
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Photo credit: © piemags/ABTB / Alamy / Afripics
License: Licensed
Model Released: No
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