RC080101-1 Vintage Quite Rare USSR Soviet Russian Magnetic Bubble Domain Memory

Great items for chip collectors !!!

Quite RARE item !!!
 
Rarest USSR Soviet Russian Magnetic Bubble Domain Memory: 
 
RC080101-1 (MC706-1) - Rare USSR Heavy Metal body (18-pins, NPO Phisica [Moscow], 1991, serial #0570121) - Bubble Memory (Domain)
Probably capacity - 300K, other sourses says - 1M.
Military equipment.
 
This IC impossible to find now !!!

IC from the Old Stock, with box and passport.