Details
An oxidised brass artificial horizon
(unsigned), with mercury bottle, trough and glazed cover in pine carrying case -- 7 5/8in. (19.4cm.) wide, with label inscribed C A Ljungmann Alfheim H Kristiania; and a compass adjuster by Gundersen & Loken Kristiania in fitted wood box -- 7¼in. (18.5cm.) wide (2)
(unsigned), with mercury bottle, trough and glazed cover in pine carrying case -- 7 5/8in. (19.4cm.) wide, with label inscribed C A Ljungmann Alfheim H Kristiania; and a compass adjuster by Gundersen & Loken Kristiania in fitted wood box -- 7¼in. (18.5cm.) wide (2)