Scott 1343, Date is 1968. it has the number 29847. maybe as much as 40 - 50 YEARS without being touched. The block is very good looking, It has glue on the back. With no problems to speak of.
1968 6c Flag and White House Single Unused US Vintage Postage
Daniel F. Kelleher Auctions, LLC Sale - 779 Page 146
1343 - 1968 6c Law and Order - Mystic Stamp Company
The Philatelic Collector's Series Sale by Spink and Son - Issuu
1343 - 1968 6c Law and Order - Mystic Stamp Company
The March Collector's Series Sale by Spink and Son - Issuu
1343 - 1968 6c Law and Order - Mystic Stamp Company
1968 6 Cent US Postage Stamp Block Of 4 MNH Scott #1345 and #1346
1968 US Postage Stamp Block Of 4 Flags 6 Cent MNH Scott #1345 And #1346
Price of US Stamp Scott #114 - 1869 3c Pictorial Locomotive
United States Scott 1343 Stamp 6c - Law And Order 1968 (Mint) B_1
VENEZUELA - Investphila
United States (U.S.) Scott #C-41 - Air Mail Coil, 6
Price of US Stamp Scott #114 - 1869 3c Pictorial Locomotive