9x19 and 9x21, Russian


#1

The 61 cases are 9x21
The rest are 9x19


#2

First on the photo 7Н30:


61 code mark ЦНИИТОЧМАШ, Россия, г. Климовск
second in the photo

the third item of bullet cartridge 9X19, here’s this:


#3

Thanks!


#4

From the list of 9x19 at that site, one is a 9n31