1 matching record(s)
file W (Stack)Ditisheim, Paul
Determination de la difference de Longitude Greenwich-Paris par transport de l'heure en avion
Dated 27 July, 1920. La Chaux-de-Fonds. Communicated by the Astronomer Royal [?therefore reprint from The Proceedings of the Royal Astronomical Association] {?}.
[Unknown]
1920