The Zig-Zag Course of Concrete Progress

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Title: The Zig-Zag Course of Concrete Progress

Author(s): Herbert J. Gilkey

Publication: Journal Proceedings

Volume: 46

Issue: 4

Appears on pages(s): 573-580

Keywords: no keywords

Date: 4/1/1950

Abstract:
Retireing President Gilkey emphasises that concrete has not become more complex, but rather that as knowledge advances, usually in a zig-zag course, not a straight line, more problems and seemingly contradictory half-truths become evident.