Laboratory evaluation of the Leitz Tyndallometer TM-Digital /

by Tomb, Thomas F.
Published 1977

Comparison of respirable dust concentrations measured with personal gravimetric sampling instruments operated on-section and portal-to-portal /

by Tomb, Thomas F.
Published 1977

Standard calibration and maintenance procedures for wet test meters and coal mine respirable dust samplers /

by Tomb, Thomas F.
Published 1978

Calibration and maintenance procedures for coal mine respirable dust samplers : an update.

by Tomb, Thomas F.
Published 1996

Evaluation of the penetration characteristics of a horizontal plate elutriator and of a 10-mm nylon cyclone elutriator /

by Tomb, Thomas F.
Published 1970

Determining the feasibility of area sampling to enforce the respirable dust standard in underground coal mines /

by Tomb, Thomas F., Ondrey, Robert S.
Published 1976

Review of published experimental calibrations performed on the 10 millimeter nylon cyclone /

by Tomb, Thomas F., Treaftis, Harry N.
Published 1976

Fifth International Labor Organization report on the prevention and suppression of dust in mining, tunneling, and quarrying in the United States /

by Tomb, Thomas F., Raymond, Lewis D.
Published 1975