1911 Encyclopædia Britannica, Volume 10… (1911)
“ In all these backgrounds, though we miss the scientific rules of perspective with which the van Eycks were not familiar, we find such delicate perceptions of gradations in tone, such atmosphere, yet such minuteness and perfection of finish, that our admiration never flags. Nor is the colour less brilliant or the touch less firm than in Hubert’s panels. John only differs from his brother in being less masculine and less sternly religious. ”
