Recent developments in lamp life-testing equipment and methods / by J.F. Skogland, Associate Physicist [and] R.P. Teele, Jr., Senior Aid, Bureau of Standards (1926)

Sallust, 86-34 B.C,Sallust, 86-34 B.C. Bellum Catilinae,Anthon, Charles, 1797-1867, editor

United States. Food and Drug Administration,United States. Food, Drug, and Insecticide Administration,United States. Board of Food and Drug Inspection,United States. Department of Agriculture,United States. Bureau of Chemistry,United States. Bureau of Chemistry. Supplements to Service and regulatory announcements