![Folio Folio](https://s.yimg.com/fz/api/res/1.2/WLDtUF_Hhm4iezU5vEXozA--~C/YXBwaWQ9c3JjaGRkO2ZpPWZpdDtoPTEzMDtxPTgwO3c9ODE-/https://s.yimg.com/zb/imgv1/947c98b5-76c0-3541-b1bf-b1599b300414/t_500x300)
Folio
Traditional book format, often linked to the paper format that results when a sheet is folded once, which corresponds to 2 sheets ; it is close to A2 format
The term "folio", from the Latin folium (leaf), has three interconnected but distinct meanings in the world of books and printing: it is firstly a term for a common method of arranging sheets of paper into book form, folding the sheet only once, and a term for a book made in this way; secondly it is a general term for a sheet, leaf or page in (especially) manuscripts and old books; and thirdly it ... Wikipedia