Talk:List of booksellers' abbreviations

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VO[edit]

I see used booksellers often use the terms 8 VO or 8 VO possibly 9, The numbers usually ranging from 7 to 9

I havent been able to find a definition

VO very old ?

60.230.5.208 (talk) 12:08, 20 December 2007 (UTC)[reply]

It is an abbreviation for the paper size. 8vo is octavo. 4to is quarto. “fo” is folio. 12mo is duodecimo.Steepleman (t) 08:33, 29 May 2021 (UTC)[reply]