Rudolph Groning:

2 ship citations (2 free) in 2 resources
Rudolph Groning
Book Queens of the Western Ocean: The Story of America's Mail and Passenger Sailing Lines
Author Carl C. Cutler
Published United States Naval Institute, Annapolis, Md.,
ISBN 0870215310
Pages 488, 510
Web WorldCat
Published OCLC, Dublin, Ohio