Iowa Geological Survey. Technical paper
- The Composition of Iowa Coals
- Studies in the Washing of Iowa Coal
- The Storage of Iowa Coals
- The Use of Iowa Screenings with Domestic Stokers
- The Carbonization of Iowa Coals
- Studies In the Classification of Iowa Coals
- The Agglutinating Indices of Iowa Coals
- The Disintegration or Slacking of Coal
- The Rank of Coals as Measured by Oxygen Absorption
- Literature Cited
Journal Article Version
Version of Record
Published Article/Book Citation
Olin, H.L. Iowa Coal Studies. (Iowa Geologic Survey Technical paper, no. 3). Des Moines, Iowa: State of Iowa, 1936.
Material in the public domain. No restrictions on use.