The book South Carolina Obsolete Notes by Austin M. Sheheen, Jr. is an 80 page paperback booklet. Page 3 has a table of contents to make it easy to find the bank one is looking for. It uses a 15 point scale for rarities with a rarity of 15 being reserved for notes with 3 or fewer known to exist.
The notes are given catalog numbers based on their location in the book beginning with a value of 1 for a $5 South Carolina Revenue Bond Scrip from 1872 (shown below) up to a value of 414, indicating that only 414 notes are listed in the book.
$5 State Of South Carolina (1872)
Image Contribution: Handini
This book has been reprinted in recent years so it should not be too difficult to locate a copy.