Browse TRAIL Inventories

Curves for the classification of coal

The agglomerating index of coal

Concentration of sulfur compounds in city air

Sulfur in the products of combustion of fuels

Effect of sulfur compounds in the air on various materials

Constancy of B. t. u. value of "pure" coal

The various B.T.U. values of a coal

Tests of bituminous-anthracite mixtures, on industrial stokers

A method of test for SO₂ and SO₃ in flue gases

A comparison of the Smokescope and the Ringelmann chart


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