• 2 Music Library (Mills)

• 13 Sound Recordings

• 13 Compact Discs

• 10 Cello
• 8 Clarinet
• 8 Clarinet and piano music
• 8 Clarinet and piano music, Arranged
• 8 Recorded accompaniments (Clarinet)
• 7 Cello music
• 5 Instruction and study
• 3 Guitar
• 3 Royal Conservatory of Music
• 2 Guitar music
• 2 Singing
• 2 Vocalises
• 1 Examinations
• 1 Musical intervals and scales
• 1 Piano
• 1 Piano music
• 1 Recitative
• 1 Songs with piano
• 1 Vocal music
• 1 Vocalises with piano

• 8 Russell, Helen (Clarinetist)
• 8 Verheul, Michele

• 11 No linguistic content
• 9 English
• 4 Unknown
• 1 French
• 1 German
• 1 Italian

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