We have pieces in the following keys for Guitar:
1-20 of 20 Guitar Pieces in E major

Grieg
Christmas Song

Trad.
By the Light of the Silvery Moon

Henry Bishop
Home Sweet Home

Trad.
Give Me That Old Time Religion

Tarrega
Lagrima (Preludio)

Dorn
Waltz Facile, Guitar Album, Op.27

Nat D Ayer
Oh, You Beautiful Doll

Trad.
Jesse James

Schumann
Trio From the String Quartet, Op 41, No. 3

Carcassi
Prelude in E

de Lavaulx
In the Country

Schubert
Cape Song

Bach
Bourree BWV 1009 from Cello Suite No.3

Delibes
Pizzicati from the ballet Sylvia

Trad.
National Anthem of Russia

Trad.
Arkansas Traveler Song

Offenbach
Barcarolle from Tales of Hoffman

Balfe
I Dreamt That I Dwelt in Marble Halls

Gottschalk, Louis..
The Dying Poet

Wesley
Oh Thou Who Camest From Above (Hereford)