The Finnish radio-sound and its use.
Contributors: Helsingfors. Universitet. Meteorologiska Institutet
Series: Mitteilungen des Meteorologischen Instituts der Universität Helsinki-Helsingfors -- no. 35
Publisher: Keskuskir-japaino
Published: 1937
Place of publication: Helsinki
Language: eng
Number of pages: 28
Subjects: Meteorological instruments; Radio