From Introduction: "The Bureau of Mines since its establishment has always taken an active interest in the utilization of lignite and in the development of the lignite deposits of the United States. Extensive lignite fields occur in the west central States, notably in North Dakota, Montana, Wyoming, Colorado, and Texas; there are smaller areas in several other Sates, some of which are widely separated."

Report discussing the different varieties of durum wheat, their various uses, and areas to which they are best adapted. Among the varieties discussed are Kubanka, Arnautka, Mindum, Buford, Acme, Monad, Marouani, Pentad, and Peliss.