[Monthly. Includes CG news letters.] * For Sale by Superintendent of Documents. Paper, 5c single copy, 50c. a yr.; foreign subscription, 70c. • Sent to Depository Libraries. Item 48
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* For Sale by Superintendent of Documents. Paper, 5c single copy, 50c. a yr.; foreign subscription, 70c. • Sent to Depository Libraries. Item 48