Each publication listed is numbered and the number is preceded by a letter or letters indicating the kind of publication. Publications are grouped by subject in each section. Department addresses and phone numbers are given at the beginning of the Extension Extra.
Circulars contain material that is updated at regular intervals of less than five years.
Educational materials will be sent by surface mail, unless paid in advance. Shipping and handling costs will be assessed to the order. For-Sale items are listed in the catalog at cost. Shipping, handling and sales tax will be added to the invoice which accompanies the order.