Interpreting DCRB records: Signatures
The signature statement recorded in DCRB is a collational formula representing the entire text block in the state it left the printer. (Binders blanks, plates, etc. are excluded.)
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- Signature statements are based on a 23-character alphabet (excluding j,u,w)
- Letters represent signed gatherings of leaves
- Superscript arabic numerals represent the number of leaves in a gathering
- Baseline arabic numerals represent a specific leaf
- “pi” is used to represent an unsigned preliminary gathering
- A uniform sequence ie. A4 B4 C4 D4 is rendered A-D4.
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