THE JOURNAL

OF THE

American Chemical Society

VOL. XLII

J U L Y — D E C E M B E R

1920

Editor: ARTHUR B. LAMB.

Associate Editors: G. P. BAXTER, L. W. JONES, W. C. BRAY, S. C. LIND, C. A. BROWNE, W. LASH ΜILLER, EDWARD HART, J. F. NORRIS, W . F . HILLEBRAND, W. A. NOYES, JOHN JOHNSTON, H. W. WILEY.

EASTON, PA: ESCHENBACH PRINTING COMPANY

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