Staff of hydro meteorological observatory meters the underflow speed in the Ob Sea.
- Location: Tyumen region, Russia
- Event date: 12.03.1961
- Date published: 09.12.2004
- Author: ЛевPolikashin
- Source: Sputnik
- Credit: Sputnik
- Original: 98802, 35 mm film
- Media: JPEG, 2016x3000px, 1.8Mb