Metallurgical Coke (open access)

Metallurgical Coke

Technical paper issued by the Bureau of Mines over studies on metallurgical coke. As stated in the introduction, "in this paper the attempt is made to summarize the history of coke making in the United States, to indicate the development of different methods and the modern types of ovens, and to point out the composition and physical properties of the metallurgical cokes produced in this country" (p. 5). This paper includes tables, illustrations, photographs, and a map.
Date: September 1913
Creator: Belden, A. W.
Object Type: Report
System: The UNT Digital Library
Common White Grubs (open access)

Common White Grubs

"The present publication is merely intended to give a brief summary of the life history and habits of [common white grubs], as now understood, together with the best known means of controlling them." -- p. 2.
Date: 1913
Creator: Davis, John J. (John June), 1885-1965
Object Type: Pamphlet
System: The UNT Digital Library
Adhesive and Method of Making the Same (open access)

Adhesive and Method of Making the Same

Patent for starch used for paper that can act as an adhesive coating. Illustrations included.
Date: February 18, 1913
Creator: Dunham, Andrew A. & Dunham, Henry V.
Object Type: Patent
System: The Portal to Texas History
Process of Treating Roads, &c. (open access)

Process of Treating Roads, &c.

Patent for Improved Process for Treating Roads, etc., "to provide means for preventing or retarding the formation of dust on roadways, and...to effect the formation of a road or road surface" (lines 8-13).
Date: July 29, 1913
Creator: Robeson, Jacob S.
Object Type: Patent
System: The Portal to Texas History
Road Service and Preservative (open access)

Road Service and Preservative

Patent for improved surface, repairs, and preservation of roads.
Date: April 8, 1913
Creator: Wardell, Henry R.
Object Type: Patent
System: The Portal to Texas History
Recurrent Tropidoleptus Zones of the Upper Devonian in New York (open access)

Recurrent Tropidoleptus Zones of the Upper Devonian in New York

From introduction: This report describes the four zones, three well-marked and one subordinate, in the Upper Devonian rocks, each of which contained several species that are common in the typical Hamilton formation of the Cayuga Lake section and are associated with very few of the really characteristic species of the faunas normal to the formations in which they are found.
Date: 1913
Creator: Williams, Henry Shaler
Object Type: Report
System: The UNT Digital Library