[Contains classification definitions of above class revised by Classification Group to include all changes through order 197, June 28, 1956.] and [Issued with perforations.]
Notes:
[Issued with perforations.] * For Sale by Superintendent of Documents. Paper, 25c. • Sent to Depository Libraries. Item 252
Availability:
* For Sale by Superintendent of Documents. Paper, 25c. • Sent to Depository Libraries. Item 252