Erection and Maintenance Instructions for Airplanes Army Models L-4A, L-4B, L-4H and L-4J. British Model Piper Cub

This handbook covers instructions for the Erection and Maintenance of the L-4A, L-4B, L-4H and L-4J Short-range Observation and Liaison Airplanes. It contains the necessary information to be used as a guide for the erection of the airplanes after shipment and the general maintenance, not including complete overhaul, of the airplanes in service.