Balbach2018-06-062018-06-061957-01-25http://hdl.handle.net/2152.3/9132A straight wire sent to William Thornton from R. Balbach regarding the Mixer Airtron Part QuoteMixer Airtron Part QuoteDr. William ThorntonThornton ScorerROFEIRadar Optic Firing Error IndicatorresearchSpace MedicineDel Mar Engineering LabsBalbachMixerAirtronPartQuote_1-25-1957