Here's Unique from the 1940s.



DuPont SR 4756 from 1975



Red Dot from the 1950s



Hi Vel #2 from the 1940s



DuPont #6 from 1940-1950



Alcan 7 from the 1970s



DuPont 700X from 1979



I might be able to get better close up pictures if I would read the instruction manual.

BTW, four of those powders can be seen on the top shelf with the 8 pound cans.