2018-08-272018-08-271964-01-28http://hdl.handle.net/2152.3/9985A document titled Space Science 500 Supplement which includes Differential EquationsDr. William ThorntonSpace Science 500 SupplementDifferential EquationsPre NASAUnited States Air ForceSpace MedicineSpaceScience500Supplement_1-28-1964