The Art of Bookbinding, first published in 1880, was the first English handbook of its kind and went through many editions. The Arts and Crafts Movement that began at the end of the 19th century sparked further interest in the craft of bookbinding and it was considered to be an acceptable hobby, even for women. Zaehnsdorf’s offered informal classes in bookbinding and in 1893 the first official classes in the craft were offered at a London polytechnic.]]> Joseph W. Zaehnsdorf]]> Bookbinding and the Care of Books in 1901, which he hoped would ‘supplement’ not ‘supplant’ any bookbinder’s practical training and experience. The leaf tool (pictured in Fig. 101) features in many Cockerell bindings including the one on display. In 1904 Cockerell began working with W. H. Smith and Son to help them improve the durability of their trade bindings and as his career developed he became increasingly interested in the conservation of early written and printed materials. In 1935 Cockerell rebound the British Library’s Codex Sinaiticus, a 4th century manuscript copy of the Greek Bible.]]> Douglas Cockerell]]>