Early ground lessons were basically an introduction to the flying machine and its mechanical workings. The Wrights themselves frequently taught elementary flying techniques during these ground lessons and were assisted with the maintenance portion of the instruction by their mechanics.2 Mechanical lessons took place in the factory that was located in Dayton. The small brick building was the factory and housed Orville’s office, one large room in which the planes were built, and one smaller room in which the engines were assembled and tested. All flying was done at Simms Station, an 8-mile electric- streetcar ride east of town.3