Well ern, you asked for specific recommendations, so here's a few (in no particular order of preference):
George Anthiel - Ballet Mecanique
Johann Sebastian Bach - Brandenburg Concertos 1-6.
Hector Berlioz - Symphonie Fantastique
Eliot Carter - Concerto for Oboe
Aaron Copland - Appalachian Spring, Fanfare for the Common Man, Billy the Kid Suite.
Gerald Finzi - Clarinet Concerto (Any version with Thea King soloing)
Charles Ives - Symphonies 1-4, Robert Browning Overture
James Macmillan - Veni, Venu Emmanuel
Gustav Mahler - Kindertotenlieder, Symphony No. 5,
Arvo Part - Tabula Rasa
N.A. Rimsky-Korsakov - Sheherazade
Joaquin Rodrigo - Concierto de Aranjuez
Arnold Schoenberg - Verklarte Nacht
Jean Sibelius - Finlandia
Igor Stravinsky - Rite of Spring, The Firebird
Ralph Vaughan-Williams - Fantasia on a Theme by Thomas Tallis
Just a few to be going on with!