Richard Dalton (c.1715–1791) was an English draughtsman, engraver, and royal librarian. He later became an art dealer. - Wikipedia (en), 14.05.2017
"Richard Dalton (c.1715–1791) was an English draughtsman, engraver, and royal librarian. He later became an art dealer." - (Wikipedia (en) 12.08.2021)
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