It could be residue from card printing.  Was a period added to the end of a spelled-out series tracing posted to the bottom of the card?



Mark K. Ehlert                 Alma: NA02
Cataloging and Metadata        Primo: MT NA01


O'Shaughnessy-Frey Library

University of St. Thomas



  "Experience is by industry achieved // And perfected by

the swift course of time"--Shakespeare, "Two Gentlemen of

Verona," Act I, Scene iii




From: Program for Cooperative Cataloging <[log in to unmask]> On Behalf Of Yang Wang
Sent: Friday, July 19, 2019 12:19 PM
To: [log in to unmask]
Subject: [External] [PCCLIST] Ending mark of punctuation in 830


Per  LC-PCC PS for (RDA), a right parenthesis “)” is an ending mark of punctuation. So, in the following example in OCLC’s Support & Training—Bib Formats and Standards (,



the final punctuation (period) seems to be unnessary. But in OCLC’s bib file, it is not uncommon to see 830 fields end like that. Is it an old practice?