Christopher Cockerell Signed Letter 1973 / Autographed Hovercraft Inventor

Description

Hovercraft inventor Christopher Cockerell typed letter signed on 8" x 10" stationery, dated 1973. Very Good condition, with multiple mailing folds.
I guarantee the authenticity of this autograph. If it fails to pass authentication at any time, return it for a full refund, including your shipping costs. I've been buying and selling autographs for 30 years, I was a feature writer for Autograph Collector Magazine in the 1990, and I've been selling on Ebay since 2001.
Please see my extensive autograph listings - I'm happy to combine shipping. Thanks, and happy collecting!