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Start Over You searched for: Publish Year Decade 1960 - 1969 Remove constraint Publish Year Decade: 1960 - 1969 Sudoc Stem I 28.37/a Remove constraint Sudoc Stem: I 28.37/a

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11. Boron; [by Timothy C. May].

12. Bromine; [by Timothy C. May].

13. Cadmium; [by Harold J. Schroeder].

15. Carbon black; [by W. B. Harper].

16. Cement; [by Paul L. Allsman].

17. Chromium; [by John L. Morning].

18. Clays; [by James D. Cooper].