Article on P-39s & P-63s in Soviet Service

[NZTyphoon]

Just found this article stored on my computer; apologies for the poor reproduction of the images:

 

P-39 and P-63 in Russian service.pdf

 

It's interesting to read the comments on page 20 of the P-39's problems with spinning and the efforts the VVS made to educate pilots and implement a safety program.