7 treff

Uses of radioisotopes in the textile industry : a selected bibliography
Covert, L.L.
Bok Engelsk 1963
Industrial productivity
Covert, L.L.
Bok Engelsk 1959
Wage incentives : a literature survey
L.L. Covert, S.D. Ferguson
Bok Engelsk 1959
Time and motion study in mining : a bibliography
Covert, L.L.
Bok Engelsk 1957
Humidity control in the printing plant
Covert, L.L.
Bok Engelsk 1953
Fluorescent lamps
Covert, L.L.
Bok Engelsk 1951
Manufacture of concrete building units : a summary of information from literature sources
Covert, L.L.
Bok Engelsk 1951