Model Metropolitan 440 Manual of Structural Repair
Issued April 1956
Revised June 6, 1957
ZM-440-013
Contents: Introduction, General, Wing Group, Tail Group, Body Group, Alighting Gear, Nacelle Group, Fabric Repair & Attachment, Extruded and Roll-Formed Structural Members, Repair Materials, Typical Repairs, Reference Tables, Special Repairs
Issued April 1956
Revised June 6, 1957
ZM-440-013
Contents: Introduction, General, Wing Group, Tail Group, Body Group, Alighting Gear, Nacelle Group, Fabric Repair & Attachment, Extruded and Roll-Formed Structural Members, Repair Materials, Typical Repairs, Reference Tables, Special Repairs