2018-05-292018-05-291992-02-13http://hdl.handle.net/2152.3/8957A fax Correspondence from Jim McCaulley to Dr. William Thornton regarding the Whitmore Enterprises Isotonic Exercise Device Calibration.Jim McCaulleyfaxDr. William ThorntonIsotonic Exercise Device CalibrationCorrespondencefaxMcCaulley-Thornton_WhitmoreIsotonicExerciseDeviceCalib_2-13-1992