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Description: A remote metallographic facility is in operation at Argonne National Laboratory. Techniques relative to better contamination control and equipment operation were developed. The techniques used for microscopic examination of irradiated materials were standardized with variations only in the final polishing steps, and detailed procedures are given for several alloys. The procedures used for macroscopy vary from sample to sample, and new procedures are developed as required to suit each particular problem. (auth)
Date: September 1, 1961
Creator: Carlander, R.
Partner: UNT Libraries Government Documents Department

Hay Caps

Description: "Hay caps can be used to advantage to keep rain from wetting hay in cocks on many farms in the eastern half of the United States." -- p. 2. This bulletin describes the different types of hay camps, estimates their cost, and explains how hay caps may be used.
Date: 1918
Creator: McClure, H. B. (Harry B.)
Partner: UNT Libraries Government Documents Department

A Study of Recommended Procedures for the Care and Maintenance of Football Equipment and the Development of a Handbook of Instructions

Description: The problem of this study was to determine the best methods in relation to caring for materials that compose football equipment by studying the recommendations suggested by those who manufacture the materials; and also to report the results on information received as to how to care for and maintain the materials commonly found in football equipment. Further, the problem was to write a handbook of instructions for the care and maintenance of football equipment.
Date: 1949
Creator: DeFoor, Ira Thomas
Partner: UNT Libraries

A Miniature Mixer Settler

Description: Unit developed at Knolls Atomic Power Laboratory for extraction and overcomes the disadvantages of the batch countercurrent units currently in use.
Date: January 5, 1956
Creator: Alter, H. Ward
Partner: UNT Libraries Government Documents Department

Permissible Mine Equipment Approved to January 1, 1953: With Appended List of Available Flame-Lamp Fuels and Manufacturers of Flame-Resistant Trailing Cables

Description: From Introduction: "The present publication includes an appendix listening seven satisfactory fuels available for use in permissible flame safety lamps and shows where the fuels are available. This publication also includes an appendix listening manufactures of flame-resistant trailing cables, with the corresponding symbol that must be used by these manufactures in marketing trailing cables that have passed the test for flame resistance contained in Schedule 2E."
Date: 1954
Creator: Brunot, H. B.
Partner: UNT Libraries Government Documents Department

Permissible Coal-Cutting Equipment Approved Prior to July 1, 1932

Description: From Schedules, Approvals, and Approval Plates: " This schedule has been revised from time to time to conform with information gained from testing a large variety of equipment and to bring the requirements in line with new developments in the art. As the approval plate on a machine evidences compliance with the safety requirements established by the Bureau the user, in fairness to the Bureau and the manufacturer, should not operate such a machine if it has been changed from the design approved without authority or if it has become unsafe through neglect or accident. The machine should be in proper condition, or the approval plate should be removed and destroyed."
Date: 1934
Creator: Ilsley, L. C.; Brunot, H. B. & Freeman, H. B.
Partner: UNT Libraries Government Documents Department

Inspection and Testing of Mine-Type Electrical Equipment for Permissibility

Description: From Introduction: "This publication, therefore, proposes to discuss the theory upon which tests of equipment in explosive atmospheres are based and to consider inspection and other matters pertaining to complete investigations of machines under Schedules 2B and 15."
Date: 1929
Creator: United States. Bureau of Mines.
Partner: UNT Libraries Government Documents Department

Electric Sewing Machine

Description: The white sewing machine is sleek, simple and modern in design. The view is of the front side. The casing is ivory with black details with the company name in red.
Access: This item is restricted to UNT Community Members. Login required if off-campus.
Date: 1956
Creator: Marcelllo, Nizzolli
Partner: UNT College of Visual Arts + Design