Zeissi uus topograafiline instrument - "teletop"

source
journal volume number month
2
year of publication
pages
lk. 84-85 : joon
subject term
notes
Allkiri : R.L
R.L
language
eesti
Zeissi uus topograafiline instrument - "teletop" // Geodeet (1940) 2, lk. 84-85 : joon.