William B. Trowbridge owned property on Spitfire Lake near Paul Smiths, New York, that was later bought by Orm Ketchum. He was a member of the Saranac Lake Society for the Control of Tuberculosis c. 1910. He served on the 1902 Winter Carnival committee, and in the 1909 Carnvial, his wife won first prize in the Fancy Costume category. He also served as Rear-Commodore of the Saranac Lake Boat and Waterways Club in 1914.
Malone Farmer, June 15, 1904
W. B. Trowbridge, of New York, and, J. C. R. Peabody, of Boston, have settled the suit against them for having hounds in their camp in 1901, by paying a penalty of $200 and costs. The case has been tried twice in Malone.
Lake Placid News, August 14, 1914
On Wednesday, Aug. 19, Venetian Evening will be observed on Lake Flower and a parade of decorated boats will move around the lake. A large supply of torches and red lights have been purchased, and it is expected that the shores of the lake will prove a brilliant scene.
On Thursday the Regatta will be held. Among the donors of prizes are the following:
Commodore Larom, Vice-commodore Swain, Rear-Commodore W. B. Trowbridge, Fleet Captain E. C. Leonard, Treasurer Kenneth W. Goldthwaite, John Gilbert, Mrs. A. W. Stanley, Miss A. G. Nash who has given two cups, Mrs. C. J. Swain, Dr. J. L. Nichols and Richard Limberg. A few more cups and some cash for the $25 purse offered for the guides' race are still required.