A new nondenominated commemorative forever stamp honoring civil rights advocate Dorothy Height will be issued Feb. 1 at Howard University in Washington, D.C. The stamp, which is the 40th issue in the United States Postal Service’s Black Heritage commemorative series, will be offered in a pane of 20, offset printed by USPS contractor Ashton Potter USA Ltd., of Williamsville, N.Y. The Black Heritage series began in 1978 with a 13A stamp honoring abolitionist Harriet Tubman . One new stamp in the series is issued each year.