TY - BOOK AU - Pryer,Francis Joseph TI - Machine drawing for students T2 - Aeronautical engineering series U1 - 629.13 PY - 1936/// CY - London PB - Pitman & Sons KW - Airplanes KW - Design and construction KW - Machine design KW - Mechanical drawing N1 - 0; 0; 0; 629_130000000000000_PRY ER -