Villa Konsul Offermann (Leipzig, Ferdinand-Lassalle-Straße 21) früher Bismarckstraße 21 Grundrisse - leipzig und seine bauten (1892), S. 402
The villa for consul offermann was built in 1884-1885 according to plans by karl weichardt in leipzig's bismarckstrasse 21 (today ferdinand-lassalle-strasse 21). Description in leipzig and its buildings. 1892, p. 402. Date: 1892.