By Howley, Edward T., Franks, B.Don
By Powers, Scott, Howley, Edward T.
By Howley, George Cecil Douglas (editor); Bruce, Frederick Fyvie (editor); Ellison
By Powers, Scott, Howley, Edward
By Powers, Scott K., Howley, Edward T.
By Scott K. Powers, Edward T. Howley, Powers, Scott K., Howley, Edward T.
By Howley, G.C.D.