A Collection of Aeronautical Certificates and Testimonials Presented to Dr. George William Lewis, Signed by the National Advisory Committee and the National Aeronautic Association including Orville Wright, Rear Admiral Theodore C. Lonnquest, Major General Edward M. Powers and others.
View Bid Increments & Buyer's Premium
| Estimate | $800 - $1,200 |
| Starting Bid | $600 |
