* Change 2 Part Black {2453 Brick 1 x 1 x 5 - Undetermined Stud Type to 2453a Brick 1 x 1 x 5 - Blocked Open Stud or Hollow Stud}
Comments from Submitter:
I didn't realize I needed to check for this before I opened it up, but these are sealed set contents and this set was a decade before the first known solid stud too.