Theodore Albrecht

• Letters to Beethoven and Other Correspondence, Volume 2 (North American Beethoven Studies)
• Letters to Beethoven and Other Correspondence, Volume 1 (North American Beethoven Studies)
• Letters to Beethoven and Other Correspondence, Volume 3 (North American Beethoven Studies)
• Letters to Beethoven and Other Correspondence: 1824-1828
• Beethoven im Gespräch
• Beethoven's Conversation Books : Volume 1
• Beethoven's Conversation Books : Volume 2
• Beethoven's Conversation Books : Volume 3
• Beethoven's Conversation Books Volume 5
• Beethoven's Ninth Symphony
• Dika Caecilia
• Dika Newlin, friend and mentor