Can anybody open these dwg's. They may be Autocad.
If so can you send them back as dxf and IGES or step?
Screen captures would also be good.
I am not able to open them with my CAD.
-- 
Paul Lamar ...No rotor no motor.

Allo Paul, IrfanView 4.10 opened them without hesitation...YvonC.
 Yvon Cournoyer

Thanks Yvon.

BTW I think Yvon has the record for the oldest aircraft flying
with a rotary engine.