Possible Clues:

• Dvorak's Cello Concerto ___ Minor
• Schubert's Symphony ___ Minor ('Unfinished Symphony')
• Liszt's "Piano Sonata __ Minor"
• Chopin's 'Nocturne ___ Major'
• Schubert's 'Symphony No. 8 ___ Minor'
• Keyed with five sharps
• Tchaikovsky's Symphony No. 6 ___ minor
• Bach's 'Mass -- Minor'
• Bach's 'Mass __ Minor'
• Work collector