Young, J.W.2018-09-172018-09-171977-06-21https://hdl.handle.net/2152.3/10073A Memo to Dr. Thornton Concerning Experiments on First Spacelab Mission, with an attached letter written by Director of NASA Christopher Kraft, including recommendations for two mission specialists aboard the mission.Dr. William ThorntonSMD IIISpaceLab Mission Development TestSpace MedicineChristopher KraftCorrespondenceMemo to Dr. Thornton Concerning Experiments on First Spacelab Mission 1977