L' Union télégraphique internationale (1865-1915)
Publisher: [Imprimerie coopérative de Berne]
Published: 1915
Place of publication: Berne
Language: fre
Number of pages: 112
Subjects: International Telegraph Union.; Telegraph.; Telegraph -- Congresses.
Genres: Congresses.
Notes: At head of title: Bureau international de l'Union télégraphique.