| Level | DDC (Dewey) numbers |
| Level 1 | 000 - 226 |
| Level 2 | 227 - 354 |
| Level 3 | 355 - 399 & 500 - 621 |
| Level 4 | 400 - 499 & 700 - 799 & 800 -899 |
| Level 5 | 622 - 699 & 900 - 999 |
Wednesday, 30 March 2011
Allocation of DDC (Dewey) numbers per level
The aim of phase two (vertical move) is to group Dewey classes and subclasses together, per level, as follows:
Thursday, 24 March 2011
Wednesday, 9 March 2011
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