1. Non-union is an avoidable complication in the treatment of fractures.
2. Greater adherence to sound principles in the treatment of fractures will lessen the tendency for pseudarthrosis.
3. In treating this conmplication by bone-grafting, the principles of sound fracture treatment should be employed.
4. TIme most efficient treatnment for non-union of time shafts of the long bones is by massive autogenous onlay bone grafts or massive dual onlay grafts fixed with vitallium screws.