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Building materials
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keywords:("Building materials")
Steel tubes, tube manipulation and tubular structures for aircraft
Development of the aircraft spruce industry
Waterproof plywood for airplanes
Supplies and production of aircraft woods
Properties of aeroplane fabrics
Some faults of airplane metals
Supplies and production of aircraft woods
The heat-treating of brazed fittings for aircraft
Tropical exposure of airship fabric
Remarks on A. Proll's investigations of aeroplane-wing fabric coverings
The kiln drying of woods for airplanes
New rubberized airship fabrics
Balloons airships and rubberized fabric
A new American aircraft material -- "Plymetl"
Plywood in airplane construction