Flora of the Outlying Carboniferous Basins of Southwestern Missouri: Issues 98-101

The Effect of Oxygen in Coal: Issues 382-388

The Stratigraphic Succession of the Fossil Floras of the Pottsville Formation in the Southern Anthracite Coal Field, Pennsylvania

Fossil Flora of the Lower Coal Measures of Missouri

The Origin of Coal: Issue 38

Stratigraphy and Paleontology of the Upper Carboniferous Rocks of the Kansas Section