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by Irwin, William; Ewing, Jeffrey A.; Decker, Kevin S.
by Irwin, William; Graham, Jacob; Sparrow, Tom
by Irwin, William; South, James B.; Engels, Kimberly S.
by Irwin, William Henry
by Irwin, William; Jacoby, Henry; Sanz, Rosa
by Irwin, William; White, Mark D.
by Thompson, William Irwin
by Davis, Richard Brian; Irwin, William