Tucson X-Ray Laboratory w/Dr. J.L. McKnight.
History of Arizona, 1930. Vol.3., pp.470-471.
      
  History of Arizona, 1930. Vol.3., pp.470-471.
Master pnID
              AMH-PN2940
          Src1 DP
              AHSL-DP
          Residence(s)
          Tucson