From 1908 to 1937, Cockerell was Director of the Fitzwilliam Museum, in Cambridge. He built up the museum's collections of private-press books and manuscripts, prints, drawings, paintings (including Titian's Tarquin and Lucretia), ceramics and antiquities.
From 1908 to 1937, Cockerell was Director of the Fitzwilliam Museum in Cambridge. He expanded the museum's collections of rare books and manuscripts, prints, drawings, paintings (including Titian's Tarquin and Lucretia), ceramics, and antiquities.