The ISPP will endeavor to give an opinion, without warranty, on any Portuguese philatelic material. Where a positive opinion can not be rendered, it will be so stated. A uniform charge of $3 per item, or $4 for a color certificate (plus pre-paid return postage including signature confirmation in the U.S., registration elsewhere) is required to defray the expenses of the Committee. Please send all material (registered mail preferred to the Expert Committee Chairman: Stephen S. Washburne, P.O. Box 43146, Philadelphia, PA 19129-3146. Items will be returned as soon as possible.