Exhaust gases from engines using ethyl gasoline

Test of gas masks and respirators for protection from locomotive smoke in railroad tunnels with analysies of tunnel atmospheres

Permissible Explosives, Mining Equipment and Apparatus Approved Prior to January 1, 1923

Gasoline Saved on Government Trucks by Adjusting Carburetors by Exhaust Gas Analysis

Coal Analyses from Twenty-five Laboratories Compared

The Universal and the Fireman's Gas Masks: Volumes 300-324

Fusibility of ash coals of the United States: Volumes 207-212

Analyses of Mine and Car Samples of Coal Collected in the Fiscal Years 1916 to 1919

Analyses of Iowa Coals

The Analytical Distillation of Petroleum and Its Products: Issues 206-210

Permeation of oxygen breathing apparatus by gases and vapors

The sugar-tube method of determining rock dust in air

The Fusibility of Coal Ash and the Determination of the Softening Temperature: Issues 129-139

Use of the hydrogen-volatile-matter ratio in obtaining the net heating value of American coals

Determination of nitrogen in coal: A comparison of various modifications of the Kjeldahl method with the Dumas method

Methods of analyzing coal and coke

Analyses of mine and car samples of coal collected in the fiscal years 1913 to 1916: Volumes 122-126

Why and how coke should be used for domestic heating

Notes on the sampling and analysis of coal

The quick determination of incombustible matter in coal and rock-dust mixtures in mines