Einige Skizzen, Projecte und ausgef. Bauwerke (1889)
Wagner, Otto, 1841-1918, author · Wien : Kunstverlag Anton Schroll v. Comp. · leaf 61
Heliogravüre lllm q Tust, OW 1883 Hetrhafagg -(iße&äuöe in Berlin QToncuraprüjfct. - perspcrfiue . I
Wagner, Otto, 1841-1918 · Architecture -- Austria -- History -- 19th century · Architecture -- Austria -- History -- 20th century · Art nouveau (Architecture) -- Austria · Architecture -- Austria -- Designs and plans · Architecture · Austria
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.