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[Client Card: Mr. Nathaniel Choate] (open access)

[Client Card: Mr. Nathaniel Choate]

Client card describing work completed at the Roman Bronze Works Foundry for Mr. Nathaniel Choate, including a job number, brief description, monetary amount, and dates associated with each entry. Pieces included: "Doorknocker", "Pair of Bookends" (Repatine), and "Small Standing Horse".
Date: 1929-12/1940-11
Creator: Roman Bronze Works Foundry
Object Type: Text
System: The Portal to Texas History
Method and Cost of Mining the Thick Freeport Coal in a Second Western Pennsylvania Mine (open access)

Method and Cost of Mining the Thick Freeport Coal in a Second Western Pennsylvania Mine

From introduction: The purpose of this paper is to present a detailed description of the methods employed and the equipment used, with the results obtained in the operation of this mine in the thick Freeport bed on the northern end of the field, near the Alleghegny-Butler county line in western Pennsylvania. It may be classed as a captive mine, as the largest portion of the product is consumed at the by-product plants of the parent company
Date: July 1929
Creator: Paul, James Washington & Tomlinson, H.
Object Type: Report
System: The UNT Digital Library
Ocher and Ochery Earths (open access)

Ocher and Ochery Earths

Report about ocher or ochery earth, "a natural mineral pigment composed largely of clay permeated with hydrated iron (ferric oxide)" (p. 2). It includes information about the uses of choer, substitutes, artificial ocher, mining and local deposits, import and export of ocher, and related information.
Date: May 1929
Creator: Santmyers, R. M.
Object Type: Report
System: The UNT Digital Library
Review of State Mine Inspector's Reports as They Relate to Accidents from Falls of Roof (open access)

Review of State Mine Inspector's Reports as They Relate to Accidents from Falls of Roof

Report issued by the U.S. Bureau of Mines over state mine inspection reports from 19 U.S. states. The information in the reports includes details of accidents, locations that specific accidents occurred, and proposed remedies for prevention of future accidents. This report includes tables.
Date: April 1929
Creator: Paul, James Washington
Object Type: Report
System: The UNT Digital Library
Coal-Washing Investigations: Methods and Tests (open access)

Coal-Washing Investigations: Methods and Tests

From Introduction: "The investigations described in this bulletin are confined to a study of the washing characteristics of bituminous coals. The washing characteristics of coals from many of the most important coal-producing fields of the Eastern and Central States were examined."
Date: 1929
Creator: Yancey, H. F. & Fraser, Thomas
Object Type: Report
System: The UNT Digital Library

Santa Fe (ATSF) 3764

A photograph postcard showing Santa Fe 3764, 4-8-4, in Baldwin Locomotive Works yard [Eddystone. PA], showing Caprotti valve gear (poppet type).
Date: 1929
Creator: Powell, John S.
Object Type: Postcard
System: The Gateway to Oklahoma History
Tests of Strength of Roof Supports Used in Anthracite Mines of Pennsylvania (open access)

Tests of Strength of Roof Supports Used in Anthracite Mines of Pennsylvania

From Introduction: "The report that follows gives the results to determine the comprehensive strength of artificial roof supports of various kinds used in the mining of anthracite in Pennsylvania."
Date: 1929
Creator: United States. Bureau of Mines.
Object Type: Report
System: The UNT Digital Library