SOTHEBY'S

     Sotheby's is a British-founded American multinational corporation headquartered in New York City. One of the world's largest brokers of fine and decorative art, jewelry, real estate, and collectibles, Sotheby's operation is divided into three segments: auction, finance, and dealer. The company's services range from corporate art services to private sales. It is named after one of its cofounders, John Sotheby.

Here are some Dylan related catalogues:

COLLECTOR'S CAROUSEL, New York, June 24th 1989: almost 600 items up with photos (Beatles, Elvis, Dylan...)	ROCK 'N' ROLL AND FILM MEMORABILIA AND ANIMATION ART, London, 14 and 15 September 1994	MAD ABOUT MAD, 20 October 1995 (original of the magazine MAD with biografies of the artists). This image was used for a 1966 MAD special.
A ROCK & ROLL HISTORY: PRESLEY TO PUNK, New York, 24 June 2014: A Hard Rain's A-Gonna Fall and Like A Rolling Stone manuscripts were sold there, with 1st album acetates... see details here.