National Advisory Committee for Aeronautics, Langley Field, Va., Moffett Field, Calif., Cleveland, Ohio, Edwards, Calif., Civil Service Commission announces for NACA nationwide examination for appointment to positions of aeronautical research intern, $3,410 a year, for research-minded graduating students with training in physics, chemistry, electronics, metallurgy, engineering, aeronautical, mechanical, chemical, civil, ceramic, electrical, metallurgical, engineering physics, naval architecture, examination announcement 313.