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SIZE DESIGNATION (used in 852 $c) - This is a general guideline for RBS only
Books
| GENQuartos | Up to 28 cm |
| GENHRZQuartos shelved horizontally | Up to 28 cm (requiring horizontal shelving) |
F | Folio books measuring more than 28 cm. |
M | Miniature books measuring less than 10 cm. [N.B. Also notate box and section number in $m after the call number - boxes are kept in basement.] |
PF | Large portfolios (books more than 46 cm). |
| PFHRZ | Large portfolios (shelved horizontallyrequiring horizontal shelving). |
N.B. If an item measuring under 28 cm is placed into a prefab, CMI, or cloth case, and the overall height is increased to over 28 cm, remember to designate the item as a folio.
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