(Simplified practice recommendation R 191-43.) [Effective date, Jan. 1, 1943.]
Notes:
(Simplified practice recommendation R 191-43.) [Effective date, Jan. 1, 1943.] * For Sale by Superintendent of Documents. Paper, 5c. • Sent to Depository Libraries. Item 280
Availability:
* For Sale by Superintendent of Documents. Paper, 5c. • Sent to Depository Libraries. Item 280