Kievnauchfilm

Background
Kievnauchfilm (Russian: Киевнаучфильм, Ukrainian: Київнаукфільм (Kyïvnaukfil′m), sometimes translated as Kiev Science Film) was a film studio in the former Soviet Union located in Kiev, Ukrainian SSR, established in 1941.

(1941-1990)
Logo: On a background we see the text "Киевская киностудия научно-популярных фильмов".

Variants:
 * Sometimes, a copyright year is placed underneath.
 * Sometimes, two boys and a pencil inside a box is shown underneath the text.

Technique: None.

Music/Sounds: None or the opening theme.

Availability: Fairly common. Seen on many Ukrainian cartoons such as the "Doctor Dollitle" (Доктор Айболит) series.