Amazing opportunity!! LEGO 19710 Sears Tower was a 68 piece Architecture set released in 2008. The 1st Edition Sears Tower set was a very limited edition run from Brickstructures of only 1,250 sets. It was designed by Adam Reed Tucker. LEGO 19720 John Hancock Center was a 69 piece Architecture set released in 2008. The John Hancock Center Architecture set was a very limited edition run from Brickstructures of only 1,250 sets. It was designed by Adam Reed Tucker. And the Milestone of all architecture series! The #2007-01 Sears Tower Convention Series. Realised during the first Brickworld convention in 2007 at Ravibia Ballroom at the Westin Chicago North Shore in Wheeling, Illinois. N. 8 of only 250!! All sets are signed by Adam Reed Tucker, the creator of Lego Architecture Series. No sdcc nycc comic con toy fair inside tour employee exclusive rare