Translation: Rubank Elementary Method - String Bass edited by Sylvan D. Ward. Double Bass. Rubank Публикации.
Translation: For Double Bass, String Bass. Rubank Solo Collection. Published by Rubank Publications.
Translation: Intermediate Scales And Bowings - String Bass composed by Harvey S. Whistler and Herman A. Hummel. Harvey S. Whistler. String Method.
Translation: Published by Rubank Publications. Harvey S. Whistler. First Position. Composed by Harvey S. Whistler and Herman A. Hummel. 16 pages.
Translation: Published by Rubank Publications. Cello sheet music. Viola sheet music. Violin sheet music. Composed by Various.