CONSUMER REPORTS - AN OVERVIEW

Spruce and plywood ribs have been related with gusset joints. Some weighty-responsibility ribs contained items of ash and walnut, together with the special five ply that integrated veneers laid up at 45°. The upper skin design was in two layers of 0.25-in 5-ply birch, separated by Douglas fir stringers managing during the span-clever route.[eighty