Obvious Adams the Story of a Successful Business ManRobert R. Updegraff · First published 2004Open the Tome
An appreciation of L.C. Walker of the Shaw-Walker CompanyRobert R. Updegraff · First published 1965Open the Tome
A special survey conducted for Lyon & Healy, Inc., Steinway & Company, The Aeolian CompanyRobert R. Updegraff · First published 1930Open the Tome
