

American scientist, analytical chemist and professor Izaak Kolthoff, 2nd right, during his meeting with Soviet scientists.
- Categories: Science & Technology
- Location: Moscow, Russia
- Event date: 01.01.1964
- Date published: 30.04.2019
- Author: Efimov
- Credit: Sputnik
- Original: A168276a., 35 mm film
- Media: JPEG, 5469x3543px, 2.8Mb