George O. Noville at air circus on Swan Island, Portland
George O. Noville, F. V. Tompkins, and R. S. Allen at air circus on Swan Island, Portland
Spectators at air circus, Swan Island, Portland
Air race winners Charles W. “Speed” Holman and R. B. Knowles with Mayor George L. Baker
Charles W. “Speed” Holman, Phil, and E. E. Ballough next to airplane
Anthony Mackiewicz, Charles Dickinson, and E. E. Ballough in front of airplane
Eddie Stinson and party with plane at air show in Portland