Lot
1991 
Envelope, 1977, 13¢ Energy Conservation, red & black omitted, mint entire, size 12, knife 69, watermark 49, particularly fresh, immaculate and Extremely Fine. UPSS No. 3602 var. $400. Scott No. U584d $260.
Realized: $325
Sale 71: The Sescal Sale
Postal Stationery
Lot 1991
Envelope, 1977, 13¢ Energy Conservation, red & black omitted, mint entire, size 12, knife 69, watermark 49, particularly fresh, immaculate and Extremely Fine. UPSS No. 3602 var. $400.Scott No. U584d $260.