lucamax
ACCESS: Secret
Dear friends!
I casually discovered this amazing digital library contenent a lot of NACA reports about some aircraft of the '20 and '30.
I hope you'll appreciate it!
http://digital.library.unt.edu/search/?start=0&fq=str_title_serial%3ANACA+Aircraft+Circulars
I casually discovered this amazing digital library contenent a lot of NACA reports about some aircraft of the '20 and '30.
I hope you'll appreciate it!
http://digital.library.unt.edu/search/?start=0&fq=str_title_serial%3ANACA+Aircraft+Circulars