Del Mar, Bruce2018-02-142018-02-141971-09-21http://hdl.handle.net/2152.3/5742This image reflects a memorandum written by Bruce Del Mar to C. Sanctuary regarding the Model 3000 Stress Test Monitor. Included are handwritten notes addressed to William Thornton.Bruce Del MarC. SanctuaryWilliam ThorntonR.I. CherryModel 3000 Stress Test MonitorJohn WallaceSpace MedicineUTMBmemorandumletterhandwritten notesAmbulatoryBlood Pressure Recorder