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**ITEM DESCRIPTION:**
Up for sale is an exceptional, highly unique piece of aviation history: a vintage mid-century Airframe Mechanics and Factory Aircraft Engineering manual lot.The crown jewel of this collection is a proprietary, factory-issued **Boeing 7X7 Advanced Structural Repair for Engineers** course binder. This is an incredibly rare insider look at Boeing’s fleet engineering parameters, making it an ultimate centerpiece acquisition for aircraft structures engineers, A&P mechanics, sheet metal technicians, or aviation historians.**What is Included in This 3-Book Technical Lot:**1. **Boeing 7X7 Advanced Structural Repair for Engineers Factory Manual:** Complete internal blueprint/text book featuring technical engineering data tables, shear and bearing strength matrixes for universal and protruding rivets/alloy steel bolts, and complex structural stress charts detailing Inter-Rivet Buckling, Panel Testing (skin/stringer interface layouts), and Effective Width calculations.2. **Airframe Fundamentals Manual (1st Edition, 2nd Printing - Dated 1964):** Published and printed directly at the FAA Aeronautical Center in Oklahoma City, OK, for the Flight Standards Directed Study Branch. Features clean interior pages dated March 31, 1964, bearing the official printed signature of Training Chief O. C. Lott. Text explicitly covers early aviation curriculum guidelines for \"Group I: Rigging and Assembly\" and \"Aircraft Wood, Woodworking, and Glues\"—an invaluable reference for classic wooden aircraft restoration enthusiasts.3. **Acceptable Methods, Techniques, and Practices - Aircraft Inspection and Repair (Advisory Circular AC 43.13-1 - Dated 1965):** The original mid-century historical edition of the Federal Aviation Agency\'s mechanic directive bible. Features pristine, crisp instructional pages detailing \"The Three Axes of Flight\" (Pitch, Roll, Yaw mechanics) alongside an extensive, illustrated mid-century silhouette reference guide for wings, empennage configurations, tail designs, and classic aircraft geometries. Also decodes classic Army-Navy (AN) standard hardware (AN173-AN186 bolts, AN310 castle nuts, and AN315 plain nuts).**Condition Notes:**
All three documents are in great, authentic vintage condition. The internal sheets remain firmly attached to their multi-ring clips and structural bindings. The internal pages of the Boeing manual are exceptionally crisp, bright, white, and clean, showcasing beautifully sharp engineering schematics, tables, and logos. Outer covers show expected light paper toning and minor edge shelf-wear from active hangar study. The AC 43.13-1 cover has a permanent marker strike-out on the top left margin from a previous owner, but the text is unaffected. No severe water stains or missing pages.
