I don't know. I used the search function but couldn't find one. But who cares it's good enough to make another topic 
OMG this should be more famous (or mabe its one of those really famous pieces that only I have not heard about

)
Anyways,
Medieval- Douce Dame Jolie (Guillaume Machaut)
Guardame las Vacas(Luis de Narvaez)
Baroque- When I am Laid in Earth (Henry Purcell)
Adagio from Lute Concerto in D (Vivaldi)
the Sheep May Safetly Graze (Bach)
Lascio chio Pianigia (Handel)
Classical- Violin Concerto no. 2, Finale (Paganini)
Trumpet Concerto (Haydn)
Romantic-
Shenandoah (American folksong)
Erlkonig (Schubert)
Ave Maria (Schubert)
Serenade (Schubert)
Apres un Reve (Faure)
The Nightangale (Aliabiev)
Nutcracker Concert Suite (Tchaikovsky)
Casta Diva (Bellini)
Polonaise from Mazeppa (Tchaikovsky)
Polonaise from Eugue and Onegin (Tchaikovsky)
Minuett and Farandole from l'Arlessiene (Bizet)
Zigeunerweisen (idk)
Adelita (Tarrega)
Morning Mood and In the Hall of the Mountain King (Grieg)
Carnival of the Animals (saint-saens)
Introduction et Rondo Cappricioso (Saint-saens)
Granada (Albeniz)
Vocalise (Rachmaninoff)
Neoclassical-
Adagio on a Bass (Albinoni/idk)
Ave Maria (Caccini-idk)