John David Hem

Born 1916-01-01

Identifiers

  • Open LibraryOL1170562A

Top Subjects

  • Water -- Composition (4)
  • Water -- Analysis (3)
  • Aluminum (3)
  • Chemical equilibrium (2)
  • Manganese (2)
  • Water-supply -- Gila River Valley (N.M. and Ariz.) (1)
  • Water quality -- New Mexico -- San Miguel County (1)

Books by John David Hem

Total count: 13