1991 Summer Olympic Games (Barcelona) 29c USA Stamps-Block of 40

NEW. Mint condition. Never hinged. No watermark. Block of 40 multicolored stamps issued July 12, 1991 by the US Postal Service to commemorate the Summer Olympic Games held in Barcelona, Spain. Events depicted include Pole Vault, Discus, Women's Sprints, Javelin and Women's Hurdles. The Olympic Field & Track stamps are the first computer-designed stamps.  Illustrator Joni Carter, described as “a pioneer in the field of computer-designed art,” designed and illustrated the stamps with an IBM computer and advanced multimedia technology. Print: Photogravure. Face value: $.29 USD per stamp. A11111. A few small black paper pieces on back of stamps sheet. Made in USA. Promptly ships with care from a smoke-free California home.