soviet resistor identification help and maybe lamps?

[Adrian Stoness]

trying to identify these soviet resistors anyone familiar with how they
marked them i see 620 on these ones for the panel bulbs
https://www.flickr.com/photos/1ajs/49633358106/in/dateposted-public/

want to test all the lamps with power but i dont know where to start with
testing.

i see markings for 220V on the power feed plug
https://www.flickr.com/photos/1ajs/49621260392/in/dateposted-public/

bulbs
https://www.flickr.com/photos/1ajs/49623473996/in/dateposted-public/
https://www.flickr.com/photos/1ajs/49623475146/in/dateposted-public/