RITCHIE, Alexander Hay, artist, born in Glasgow, Scotland, 14 January, 1822. He studied drawing under Sit' William Allan at the Royal institution, receiving a premium during the first year. In 1841 he came to New York, whence, after several years, he removed to Brooklyn, where he has since resided. He was elected an associate of the National academy in 1863 and an academician in 1871, and has exhibited frequently at the academy since 1848. Mr. Ritchie is known both as a painter and as an engraver. His works in oil include "Mercy knocking at the Gate" (1860); " Fitting out Moses for the Fair" (1862)" "Death of Lincoln" (1869); "Baby, who's that?" (1871); and numerous portraits, among which are those of Professor Charles Hodge (1863) and Dr. James McCosh (1870). Among his numerous engravings, mostly executed in the mezzo-tinto manner, are "Amos Kendall "" " Mercy's Dream " (1850)" " George Washington," after a painting by Peter F. Rothermel (1852)" and " Lady Washington's Reception-Day," after Daniel Huntington" " On the March to the Sea," after Felix O. C. Darley (1868)" and "Henry Clay" (1848), "Washington and his Generals," and "Death of Lincoln," after his own paintings. He has engraved a large number of portraits.