...
If a new open set, series, or serial is found, add an all-caps 590 note to the bibliographic record:
Wiki Markup
The book is then placed on the Decision Shelf in Acquisitions, with dated, initialed white flag indicating ‘new’ series and requesting a decision from the appropriate CD-Ref librarian. (Note: the CD/Ref librarian’s name does not need to be spelled out on the slip as it is his or her responsibility to review materials according to their assigned disciplines.) A book can remain on the Decision Shelf for approximately 1 month, after which it is returned to the appropriate cataloger, whether a decision has been made or not. The 590 note is deleted at the point of actual cataloging.
...