Campbell Dodgson,
Dictionary of National Biography…
(1912)
“ Brought up at first for business, he followed his brother George to London in 1839 and entered into a partnership with him as engraver, and afterwards as publisher and printer, which lasted till 1893. He is said to have taken the leading part in extending the operations of the firm, and is credited with the faculty of discerning and fostering a talent for illustration in artists hitherto untried. He himself studied, after coming to London, at the Clipstone Street life school, where he was a contemporary of Sir John Tenniel and of Charles Keene ”
