What are the orange slips that say “growth required 5 years” in some books on the 5th floor?

What are the orange slips that say "growth required 5 years" in some books on the 5th floor?
What are the orange slips that say “growth required 5 years” in some books on the 5th floor?

These slips help staff shift collections that need to be compressed to facilitate a renovation of the 5th floor. Some titles are still growing (more volumes are being published) and we need to know which ones, so that appropriate room is left on the shelf. Make sure you check out the new user spaces in Fall 2020!