The Aerial Mercury Air Mail Plane
In the class of airplanes extremely suitable for trunk air mail route operation is the Mail plane designed and produced by the Aerial Service Corp. of Hammondsport, N. Y. The machine made its appearance early in 1925. The plane is of biplane form, having no stagger, a horizontal top wing, and 1½ deg. dihedral on the lower wing, one pair of outer struts, and Clark-Y wing section.