Thomas A. DeLong II died July 12, 2010, in Florida. He was 75.

Born in Freeport on Long Island, N.Y., he was the son of the late Sarah and Howard DeLong.

He was predeceased by a sister, Nancy D. Whiteford.

A resident of Southport, Palm Beach, Fla., and New York, he was a 1957 graduate of Williams College who earned his master’s of arts degree from Columbia University in 1959 and a master’s of business of administration from New York University in 1969.

DeLong worked in corporate communications for Olin Corp. and Pfizer. He was the author of 10 books, mostly on TV, radio and music, as well as four biographies of Paul Whiteman, Frank Munn, John Davis Lodge and MME Chiang Kai Shek.

A veteran of the U.S. Army, DeLong served on the staff of the commanding general with the 7th Army, headquartered in Stuttgart, Germany, from 1959-61.

He was a member of the Pequot Yacht Club, Fairfield County Hunt Club, the New York Racquet Club, the Bath and Tennis Club and the Everglades Club in Palm Beach, Fla. DeLong was, for many years, chairman of the board of trustees for the Westport School of Music.

He is survived by his wife, Katharine; two daughters, Sarah Ingerson of Cheshire and Elizabeth Delvin of College Grove, Tenn.; and four grandchildren, Elizabeth and Emma Ingerson and Ryder and Charlotte Delvin.

Services will take place at the Southport Congregational Church, 524 Pequot Ave., Southport, on Friday, July 23, at 11 a.m.

In lieu of flowers, donations may be made to Westport School of Music, 18 Woods Grove Road, Westport, CT 06880.