Purilend : purilennu arengust
author
Tombach, H.
source
Kaitse Kodu
year of publication
1932
pages
21, lk. 681-683; (1933) 1, lk. 25-27; 3/4, lk. 92-94 : joon., fot
subject term
lennukid
notes
Tombach, Harald
language
eesti