Factory and Office Administration, Vol. 4 (Classic Reprint) Lee Galloway

Excerpt from Factory and Office Administration, Vol. 4

Wilbur Wright once said that out of the sixty seconds in a minute an aviator is busily engaged for fifty-nine in keeping his machine on an even keel. A flying machine must always move in order Это и многое другое вы найдете в книге Factory and Office Administration, Vol. 4 (Classic Reprint) (Lee Galloway)