Appendices
Contents:
A — MARC 21 Descriptive Conventions Source Codes
E — Variations requiring a new record
G — Early letterforms, symbols and brevigraphs
H — Individual and special issues of serials
J — Abbreviations for creators, publishers, printers, etc.
K — Instruction mappings from DCRM(B) to DCRMR
K — Instruction mappings from DCRM(G) to DCRMR

