H.E. Harris

United States #C79 11¢ Air Post - Plane Silhouette Mint Single

United States #C78 11¢ Air Post - Plane Silhouette Mint Single

United States #C77 9¢ Air Post - Delta Winged Plane Mint Single

United States #C75 20¢ Air Post - USA & Plane Mint Single

United States #C74 10¢ Air Post - Air Mail Anniversary Mint Single

United States #C73 10¢ Air Post - 50-Star Mint Coil Single

United States #C72 10¢ Air Post - 50-Star Mint Single

United States #C71 20¢ Air Post - "Columbia Jays" Mint Single

United States #C69 8¢ Air Post - Dr. Robert H. Goddard Mint Single

United States #C68 8¢ Air Post - Amelia Earhart Mint Single

United States #C66 15¢ Air Post - Montgomery Blair Mint Single

United States #C65 8¢ Air Post - Plane & Capitol Building Mint Coil Single