This United States postage sheet features the iconic R. Buckminster Fuller and is in pristine condition, never having been used or tampered with. The 37 cent denomination and 2004 year of issue make it a valuable addition to any stamp collection, and its depiction of a historical figure is sure to interest history buffs and philatelists alike. The certification is uncertified, but the quality is listed as Mint Never Hinged/MNH, and the grade is ungraded. This sheet is a must-have for collectors of United States stamps and historical figures.