(Agriculture Dept. Farmers' bulletin 1409.) [Revision of former editions prepared by M. A. Jull and A. R. Lee.]
Notes:
(Agriculture Dept. Farmers' bulletin 1409.) [Revision of former editions prepared by M. A. Jull and A. R. Lee.] * For Sale by Superintendent of Documents. Paper, 5c.
Availability:
* For Sale by Superintendent of Documents. Paper, 5c.