Thank you for looking, This recent find comes from Estate of Retired NASA MSFC Aerospace Engineer that was part of ABMA and NASA working with Wernher von Braun on the pioneering Rocket Team. Mr. Thomson was ultimately responsible for the development of the H1/F1/J2 Rocket Engines for the SATURN/APOLLO missions, He also headed team that worked on and solved the POGO EFFECT and eventually put in charge of the Shuttle "SSME" Design/Development in 1968-69. Lastly from 1971-86 he served as Chief Engineer for the Space Shuttle Main Engine. This listing is for an Authentic WERNHER VON BRAUN SIGNED letter to Mr. Jerry Thomson informing him that he will receive an AWARD at the 11th annual NASA HONOR AWARDS CEREMONY along with two NASA MSFC 1st Generation Photos of Mr. Thomson receiving the award including Wernher von Braun in one of the photos - see details below: