Here is a nice sampler CD = Classic Dreams: Music to Inspire
Disc 1
1. Antiphon: Ecce Annuntio Vobis
2. Mahler: Symphony No.5 - Adagietto
3. Satie: Gymnopedie No.1 (Arr. Debussy)
4. Fauré: Pavane
5. Holst: The Planets - Venus
6. Picker: Old And Lost Rivers
7. Debussy: Prelude To The Afternoon Of A Faun
8. Honegger: Summer Pastorale
9. Fauré: Masques Et Bergamasques - Pastorale
10. Pärt: Summa
11. Mussorgsky: Pictures At An Exhibition - The Old Castle
12. Grieg: The Wounded Heart
13. Elgar: Serenade For Strings In E Minor - Larghetto
Disc 2
1. Stravinsky: Apollon Musagete - The Birth Of Apollo
2. Barber: Adagio For Strings
3. Sibelius: The Swan Of Tuonela
4. Elgar: Enigma Variations - Nimrod
5. Debussy: Petite Suite - En Bateau (Orch. Busser)
6. Grieg: Holberg Suite - Air
7. Vaughan Williams: Fantasia On 'Greensleeves'
8. Satie: Gymnopedie No.3 (Arr. Debussy)
9. Ravel: Pavane Pour Une Infante Defunte
10. Grieg: The Last Spring
11. Massenet: Meditation (From Thais)
12. Rachmaninov: Vocalise
13. Ravel: Mother Goose - The Fairy Garden
14. Antiphon: Ecce Annuntio Vobis
Vocalise is my favorite piece in this CD, but they are all very good. Satie's Gymnopedie are great but very short.
Here is a good selection begin with:
Carl Orff - Carmina Burana (mentioned in an earlier post)
Ralph Vaughn Williams - The Lark Ascending
Franz Joseph Haydn - Symphonies 93-104
Maurice Ravel - Piano Concerto in G major; Piano Concerto in D major (for the left hand); Valses nobles et sentimentales for piano (or orchestra); Sonatine for piano
Camille Saint-Saëns - Piano Concerto No. 1 in D major, Op. 17; Piano Concerto No. 2 in G minor, Op. 22; Piano Concerto No. 3 in E flat major, Op. 29; Piano Concerto No. 4 in C minor, Op. 44; Piano Concerto No. 5 ("Egyptian"), in F major, Op. 103; Wedding Cake, caprice-valse for piano & strings in A flat major, Op. 76; Africa, fantaisie for piano & orchestra in G minor, Op. 89
Claude Debussy - Suite bergamasque, for piano, L. 75; Children's Corner, suite for piano (or orchestra), L. 113; Images for piano, Set I, L. 110; Images for piano, Set II, L. 111; Arabesques for piano, L. 66; Préludes for piano, Book I, L. 117; Pour le piano, suite for piano, L. 95; Estampes, for piano, L. 100; L'isle joyeuse, for piano, L. 106; Rêverie, for piano, L. 68
Sergei Rachmaninov - Piano Concerto No. 1 in F sharp minor, Op. 1; Piano Concerto No. 2 in C minor, Op. 18; Piano Concerto No. 3 in D minor, Op. 30; Piano Concerto No. 4 in G minor, Op. 40; Rhapsody on a Theme of Paganini (Introduction and 24 Variations), in A minor for piano & orchestra, Op. 43
Gabriel Fauré - Ouverture; Pastorale; Tres Romances sans Patorles; Romance, Op. 28; Pavanes
Antonio Vivaldi - Four Seasons
Antonin Dvorak - Symphony No.8 In G Major, Op.88; Symphony No. 7 In D Minor, Op. 70; Symphony No. 9 In E Minor, Op. 95 'From The New World'
Felix Mendelssohn - The Hebrides (Fingal's Cave)- Overture; Symphony No. 3 In A Minor 'Scottish'; Symphony No. 4 in A major ("Italian"), Op. 90
Joaquin Rodrigo (Guitar) - Concerto de Aranjuez
Johannes Brahms - Hungarian Dance No. 1; Academic Festival Overture, Op. 80,
Robert Schumann - Symphony No. 1 in B flat major ("Spring"), Op. 38; Symphony No. 2 in C major, Op. 61; Symphony No. 3 in E flat major ("Rhenish"), Op. 97 ; Symphony No. 4 in D minor, Op. 120; Kinderszenen, Op. 15 - traumerei; Piano quintet In E Flat Major, Op.44; Fantasiestuke, Op. 73
Franz Schubert - Symphony No. 5 In B Flat Major; Rosamunde; Impromptu In E Flat Major; Impromptu In G Flat Major; Piano Quintet In A Major
Jean Sibelius - Symphony No. 1, for orchestra in E minor Op. 39; Symphony No. 2, for orchestra in D major, Op. 43; Symphony No. 4, for orchestra in A minor, Op. 63; Symphony No. 5, for orchestra in E-flat major, Op. 82
All of these composers can be found on 'Best of name' CD, but you might search on "Composer Name","Symphony".