(Publication 641, suppl. 5.) [Supersedes supplement 4.] * For Sale by Superintendent of Documents. Paper, $9.50 a yr. (including basic volume and supplementary material for an indefinite period, $2.50 additional for foreign mailing. • Sent to Depository Libraries. Item 960
Availability:
* For Sale by Superintendent of Documents. Paper, $9.50 a yr. (including basic volume and supplementary material for an indefinite period, $2.50 additional for foreign mailing. • Sent to Depository Libraries. Item 960