#5010-11b 2015 First-Class Forever Stamp,Imperforate 2016 World Stamp Show, New York City MSRP: Was: Now: $8.50 - $84.95
#5010-11 FDC 2015 First-Class Forever Stamp,2016 World Stamp Show, New York City MSRP: Was: Now: $4.00 - $15.90