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Analyses of Coals in the United States with Descriptions of Mine and Field Samples Collected between July 1, 1904 and June 30, 1910: Part 1. -- Analyses
From Significance and value of Analyses of Coal: "The analyses published in this report cover samples of coal collected in many different parts of the country with unusual care by experiences men, in such manner as to make them representative of extensive beds of coal."
Date:
1913
Creator:
Lord, N. W.
Object Type:
Report
System:
The UNT Digital Library
Analyses of Coals in the United States with Descriptions of Mine and Field Samples Collected between July 1, 1904 and June 30, 1910 Part 2. Descriptions of Samples
From Introduction: "This volume contains the descriptions of the samples whose analyses are published in the preceding volume, Part I of this bulletin. The descriptions have been compiled from the notebooks of the persons who collected the samples, have been condensed from accounts given in published reports of the United States Geological Survey, or have furnished by the collection themselves. Inasmuch as the descriptions represent the work of many persons during a period of six years, and inasmuch as they were recorded under widely differing conditions, they necessarily vary in fullness detail."
Date:
1913
Creator:
Lord, N. W.
Object Type:
Report
System:
The UNT Digital Library
[Photograph of the border between Virginia, Tennessee, and Kentucky at Cumberland Gap]
Photograph of a sign for Cumberland Gap at the border between Virginia, Tennessee, and Kentucky. Standing next to the sign is a woman with a car parked not far from her. A road cutting through the mountains and trees runs through the area along with signs for a cave, the border for Virginia and Kentucky, and signs for the speed limit.
Date:
[1939..1989]
Creator:
Clark, Joe
Object Type:
Photograph
System:
The UNT Digital Library
[Photograph of a woman standing next to a sign]
Photograph of a woman holding two puppies in her arms, standing next to a sign for Cumberland Gap. Surrounding the sign is a field of wildflowers and separated from the mountains by a road.
Date:
[1939..1989]
Creator:
Clark, Joe
Object Type:
Photograph
System:
The UNT Digital Library