Catalog of Copyright Entries. Third Series
Catalog of Copyright Entries. Third Series

Author: Library of Congress. Copyright Office

Publisher: Copyright Office, Library of Congress

Published: 1957

Total Pages: 1672

ISBN-13:

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Includes Part 1, Number 1 & 2: Books and Pamphlets, Including Serials and Contributions to Periodicals (January - December)

Reference Samples in Geology and Geochemistry
Reference Samples in Geology and Geochemistry

Author: Francis James Flanagan

Publisher:

Published: 1986

Total Pages: 80

ISBN-13:

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The report discusses some history of analytical problems that resulted in early standards. Geologic samples of economic interest and general information are discussed by country of origin, whereas geochemical samples are mentioned by samples types and by their intended use. Numerous topics and problems for reference samples and their data are discussed.

GB/T 20850-2014 English Translation of Chinese Standard
GB/T 20850-2014 English Translation of Chinese Standard

Author: https://www.codeofchina.com

Publisher: https://www.codeofchina.com

Published:

Total Pages: 87

ISBN-13:

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This standard specifies the outlined details of safety of machinery standards. This standard may help the designers and manufacturers of machinery and associated equipment, particularly where specific Category C standard is unavailable, to correctly understand relevant safety of machinery standards. Note: this standard does not cover the contents of Category C standards.