+Half-century
A half-century of chemistry in America 1876-1926.
An historical review... Edited By Charles A. Browne^
8:0 Philadelphia 192^.
Se: Journal, The, of the American chemical socie-
ty . Vol. 48:8-A.
// cc/4M4^C^

+Half-century
A half-century of chemistry in America 1876-1926.
An historical review... Edited By Charles A. Browne,
8:0 Philadelphia 1926 .
Se: Journal, The, of the American chemical socie-
ty. Vol. 4618-A.	Nolc
7322.