Thema Subject Categories 1.3

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Notation Category heading Add Mod ?
3 Time period qualifiers
DO NOT USE “3” on individual books, but select qualifiers from section 3* as appropriate
3B Prehistory
Use for: (3B* codes) may be used for different time periods depending on the geographical area
1.1
3BD Stone Age 1.1
3BL Bronze Age
Class here: Chalcolithic (Copper age), Early, Middle & Late Bronze Ages
1.1
3BR Iron Age
Class here: Early, Middle & Late Iron Ages
1.1
3B-AA-E Egypt: Predynastic & Early Dynastic periods (c 5500 to c 2700 BCE) 1.3

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