Report discussing the beet leaf-beetle, which is common in the Rocky Mountain region. Discussion include physical appearance, geographic distribution, life cycle, affected plants, and methods of control.

Technical paper issued by the Bureau of Mines over the Bowie-Gavin process. As stated in the introduction, "this paper describes a process and an apparatus designed to recover oil from such deposits" (p. 1). The results of experiments conducted using this process are discussed. This paper includes tables, illustrations, and photographs.

Map shows railroads, state boundaries, cities and towns along railroad routes, and national parks. Includes mileage statistics for company's electrical lines and text in lower margin. Insets: [Continuation of map from chicago to Westport, Indiana] and "Profile of main line St. Paul-Minneapolis to Seattle-Tacoma." Relief shown by profile with spot heights. Scale not given.

A photograph print showing the Chicago, Rock Island & Pacific (CRIP, RI, or ROCK) 825, 4-6-2, Limon, CA.

Cloche hat of royal blue velvet and silver lace. The cylindrical crown is of royal blue velvet, slightly domed and slightly "crushed". The top panel of the crown is of silver lace over a dark fabric. Around the sides of the crown, nearer the top than the base, is a horizontal band of the same silver lace. The shallow brim is constructed of the royal blue velvet and overlaid with the silver lace, which extends beyond the edge of the velvet. The crown is lined in a cream/iridescent satin; most of the underside of the brim is lined with blue velvet. Maker's label embroidered to center inner lining panel of crown: [pseudo coat of arms] "The Denver Dry Goods Co. / Paris New York / Denver", with small embroidered "FRONT" indicating the front of the hat. Retailer's label sewn to inner side of crown: "Parisian / Abilene, Tex."

A photograph print showing Denver & Rio Grande Western (DRGW) 1506, 4-8-2, Salida, CO.

A photograph print showing Denver & Rio Grande Western (DRGW) 1511, 4-8-2 hogger, pulling a train of reefers through the Denver yard.

Report discussing the weed commonly known as dodder or love vine and methods for controlling it. If procedures are properly followed, eradication of the weed in the United States is possible. Topics include varieties of dodder and plants that susceptible to attack by it, its life cycle, and ways it is unintentionally introduced to farms.

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.

Copy negative of a bridge across a waterway with trees. There is a house in the background and mountains in the distance.

Copy negative of a group of five men on a mining geology team with equipment on skis in a snowy forest.

Report describing the types of wheat known as emmer and spelt, which are not widely grown in the United States and differ from other types of wheat in that most of the kernel is not removed from the chaff during threshing. The history, distribution, adaptation, varieties, culture, harvesting and threshing, and uses of both emmer and spelt are discussed.

Photograph of John, Irene, Byrd III, and Charles standing among the rock formations at the Garden of the Gods park in Colorado Springs. John, Irene, and Charles stand facing the camera while Byrd is turned to the side. On the left, an automobile can be seen driving on the dirt road.

Photograph of two of the rock formations at the Garden of the Gods park in Colorado Springs, Colorado.

Report issued by the Bureau of Mines discussing the demands on the oil industry due to an increase in automobiles in the United States. Improvements in drilling methods and refinery practices are presented. This report includes a table.

Technical paper issued by the Bureau of Mines over experiments in electrical methods. The methods and equipment used are presented and described. This paper includes tables, illustrations, and photographs.

This bulletin discusses the classes and varieties of hard red winter wheats and the areas in which they are successfully grown. Among the varieties discussed are Turkey, Kharkof, Kanred, Blackhull, Minturki, and Baeska.

Report issued by the Bureau of Mines over investigations conducted on lignite. Preparation methods and uses of lignite are discussed. This report includes tables, maps, illustrations, and photographs.

Report issued by the Bureau of Mines over investigations conducted on lignite. Preparation methods and uses of lignite are discussed. This report includes tables, maps, illustrations, and photographs.

Letter written to Colonel C.C. Compere from K.K. Legett, speaking of his time in Estes Park, Colorado, and where he plans to travel next.

Narrative from A. E. Deriquels describing the experience of working with men from the San Simon Cattle and Canal Company. The narrative is written on stationary of D. D. Parramore.

Report issued by the U.S. Bureau of Mines discussing studies conducted on the development of the oil-shale industry from a historical, technical, and economic perspective. Results of the studies are presented. This report includes tables, illustrations, and photographs.

Photograph used for a newspaper owned by the Oklahoma Publishing Company. Caption: "William Hodges slated for interior secretary's cabinet!"

Copy negative of two men in ski gear, standing on a snowy mountain with trees in Colorado.