Methods of measuring electrical resistance,

Mode of access: Internet.

An electrical method of determining the soluble salt content of soils : with some results of investigations on the effect of water and soluble salts on the electrical resistance of soils /

Mode of access: Internet.

Properties and preparation of ceramic insulators for spark plugs /

"Pre-print from fifth annual report."

Electrical resistivity evaluations at solid waste disposal facilities /

Issued Dec. 1978.