Sidney Colvin,
Dictionary of National Biography…
(1912)
“ In 1895, as the new building for the National Portrait Gallery was approaching completion, he arranged to present to it fifteen paintings and two drawings of distinguished contemporaries; the number of his works there has since doubled. In 1897 his eightieth birthday was celebrated by an exhibition of his oolleoted works at the New Gallery and the presentation of a widely signed address of congratulation. ”
