THE JOURNAL OF THE
AMERICAN CHEMICAL
SOCIETY
VOL. LXI JANUARY—JUNE
1939
Editor ARTHUR B.
LAMB
Associate Editors J. R. BAILEY FARRINGTON D A N I E L S REYNOLD C. FUSON M O S E S GOMBERG J. H. HILDEBRAND C. S. H U D S O N
W. A. N O Y E S
G. E. F. LUNDELL
GEORGE S. W H I T B Y
JAMES W.
F. C. WHITMORE
L I N U S PAULING
JOHN E. RICCI
H U G H S. TAYLOR H. B. VICKERY V I N C E N T DU V I G N E A U D
MCBAIN
EASTON, PA. MACK PRINTING COMPANY
1939