Robinson, Albert F. (editor) The Organ Historical Society, Inc.
Robinson, Edgar Eugene (with a foreword by Carl I. Wheat)
Robotti, Peter J. (with An Introduction by Charles Collingwood)
Roby, Mary Linn (Aka Elisabeth Welles, Georgina Grey, Mary Wilson, Pamela D'Arcy, Pauline Pryor, Valerie Bradstreet)
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