Letter to Edwin Link from G. T. Welton describing the rubber suit design. Telegram to the crew of SEA DIVER, and Edwin and Marion Link congratulating them on their successful dive. Letters between Edwin Link, Lowell Monroe, David McDonald, H. H. White, and Glenn Welton discussing rubbers suits, solutions to repair failed suits, giving thanks for the support of the Navy, and asking for permission to have Mr. Link’s name in the Alcoa brochure.