Scope and Contents Document Type: Operations Handbook and Manual. Includes detailed black & white photos and line drawings. Document Number: PWA Operating Instruction 200 (PWA Part No. 182408) From the Preface: “The Aircraft Gas Turbine Engine and Its Operation, Pratt & Whitney Aircraft Operating Instructions 200, has been rewritten to provide aircraft flight and ground crews with a practical basic manual for aircraft gas turbine engines. Numerous good texts are available to the student of...