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Roger T. Peterson
R. T. Peterson
G. Mountfort & P.A.D. Hollom Peterson R.T.
Peterson Roger Tory
Chalif, Edward L./ Peterson, Roger Tory
Roger And Others Peterson
Roger T. & E.L.Chalif. Peterson

See also:

Peterson, Roger Tory
Roger Tory Peterson Institute; Mountfort, Guy
Peterson, Roger T.; Chalif, Edward L.; Petrson, R. T.
Peterson, Roger Tory; Mountfort, Guy; Hollom, P. A. D.
Guy Mountfort, P.A.D. Hollum, Roger Tory Peterson
Peterson, R, Mountfort, G & Hollom, P A D
Peterson, Roger T., Guy Mountfort and P. A. D. Hollom
Peterson, Roger Tory & Alden, Peter; Alden, Peter
Peterson, Roger Tory, and National Audubon Society, and National Wildlife Federation
Peterson, Roger Tory and Virginia Marie Peterson
Peterson, Roger Tory Of The National Audubon Society