“JEFFERSON, John Percival, born Delaware, March 1852; son of John and Sarah (Ware) Jefferson; graduated from U.S. Military Academy, 1875, and V.S. Artillery School, Fort Monroe, Va., 1879; married, Warren Pa., June 1875, Alice M. Wetmore. In active business at Warren, Pa., since registration from the army, 1882, principally as managing partner of Struthers, Wells & Co., and president of the Struthers, Wells Co., manufacturers of steam and gas engines, boilers and general plate construction; actively identified with local banking institutions, natural and manufactured gas enterprises, electric light and power and lumber corporations. President Bennett Piano Co., Warren Electric Light Co.; vice president Warren Gas Light Co., Warren Saving Bank, Warren Trust Co., Pennsylvania Gas Co., L.D. Wetmore and Co. Incorporated; Pennsylvania Oil. Co.; treasurer West Warren Real Estate Co., Alleghany Lumber Co., McCabe Lumber Co., Conewango Lumber Co., Wetmore Lumber Co., Chataugua Lumber Co., Wallowa Timber Co., operating in Pennsylvania, North Carolina , Washington and Oregon, and National Foundry Co. of Erie.
Member American Association for Advancement of Science, Franklin Institute of Philadelphia, National Geographic Society, American Institute of Civics; trustee Warren Emergency Hospital, and Warren Public Library. Recreations: Riding, motoring, golf .
Ware was lieutenant in 5th U.S. Artillery, 1875-1882, and during Army service did garrison duty on Atlantic seaboard; was military instructor in Brooks’ School, Cleveland, Ohio.
Republican; Presbyterian. Clubs: Army and Navy (Washington D.C.), Army Mess (West Point N.Y.); Racquet, Art, Philadelphia; Santa Barbara County (Santa Barbara, Calif); The Pilgrims.
Has winter home in Santa Barbara. Address: Warren”
Source: Who’s Who in Finance, Banking and Insurance Vol. 1, by John William Leonard, Joseph and Sefton, Publishers, New York, 1911, page 835