Two hundred years ago to-day was born Thomas Gainsborough, the greatest of the great band of English portrait painters of the eighteenth century; the painter of Mrs. Siddons and the Duchess of Devonshire, Derrick and Chatterton, and that famous 'Blue Boy' whose sale to America was the sensation of our century in the art-collecting world. Mr. H.H. Wilenski, the art critic of The Evening Standard, and a well-known connoisseur, will tell tonight of the artist and of his art.

(Picture on page 266.)