Office of Steam Forum for Model & Toy Steam Gas & Hot Air Engines

Jan, that is a beauty of a #70, and a must have, especially with all the original paperwork and box.

The #70 handled the #15 well.  I have found if you use a 1 to 1 ratio, as you have with the smaller jensen engines a good result is gained driving a #15 generator.

Again, a great find!