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by Barr, William B.; Bieliauskas, Linas A.
by Juvenal; Rudd, Niall; Barr, William
by Barr, William
by York-Barr, Jennifer; Sommers, William A.; Ghere, Gail S.; et al.
by Bockstoce, John R.; Barr, William
by Barr,William; Barr,William
by Barr, William Miller
by Barr, William A.; Dressman, Ronald C.