Frank Troeh won the Great English Championship at Hendon, England in 1920 on the way to compete in the Olympics, where he finished second to Mark Arie.
F. W. McNeir, F. S. Wright, F. M. Troeh, H. R. Bonser, M. Arie, Jay Clark, Jr. (Capt). From "Trapshooting: The Patriotic Sport" by D. H. Eaton
Courtesy of Randy Davis
He used a Specialty grade in 1925
The Troeh family had a business in Portland, Oregon and were major L.C. Smith sellers/distributors in the NW. Later in his shooting career he used a Model 12. Click on his name on the Oregon Trapshooting HOF site http://oregonsportshall.org/trapshooting/