2018-06-062018-06-061956-02-20http://hdl.handle.net/2152.3/9122Correspondence from William Thornton to Hughes Research and Development laboratories in California regarding employment opportunities.Hughes Aircraft Companyemployment opportunityemployment applicationCorrespondenceDr. William ThorntonCorrespondencepersonal letterThornton ScorerROFEIRadar Optic Firing Error Indicator