([Plant industry. Soils, and Agricultural Engineering Bureau.]) [Revision of Farmers' bulletin 693, Bur clover.]
Notes:
([Plant industry. Soils, and Agricultural Engineering Bureau.]) [Revision of Farmers' bulletin 693, Bur clover.] * Paper, 5c. * For Sale by Superintendent of Documents. Item 12
Availability:
* Paper, 5c. * For Sale by Superintendent of Documents. Item 12