F - 1940 L (LA Block)   

S/N L 20467024 A

GEM UNC

The face side have a four post stamps

1975 - 1981 AMERICANA ISSUE 

13 c, Eagle & Shield 

2013 CHRISTMAS AND WINTER HOLIDAY ISSUE (continued)

46 c, MADONNA & CHILD

49 c, POINSETTIA 

2013 VINTAGE SEED PACKETS REGULAR ISSUE

46 c, LIN UM

Also has post seals: NOV 28, 2013 & JAN 7, 2014