Style of binding with flaps that overlap the page edges. Named after the Victorian bookseller of that name, who in about 1860 made use of such a binding. Often he is attributed with the invention of this type of binding, however examples are known from the beginning of the seventeenth century.
Found on http://www.encyclo.co.uk/local/20208
Yapp is a type of bookbinding of limp leather with overlapping edges. It was first made for Yapp, a London bookseller in 1860, hence the name.
Found on http://www.probertencyclopaedia.com/browse/AY.HTM
A style of binding where the edges of the paper extend beyond all three edges of a book. It is named after a London bookseller who invented it around 1860, and is mostly used for books of devotion and verse.
Found on http://www.alibris.com/glossary/glossary-books
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