Corrections and Clarifications


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Science  03 Mar 1978:
Vol. 199, Issue 4332, pp. 934
DOI: 10.1126/science.199.4332.934-c


In the letter from Pietro U. Capurro, (17 Feb., p. 731), the first sentence of the second paragraph should have read, "The Galaxy Chemical Company's solvent recycling plant started operation in the Little Elk Valley in 1961."