TRADITIONAL, AIR

Londonderry Air is an air that originated in county Londonderry, Northern Ireland.
Here is an arrangement for Guitar solo or Guitar and orchestra. Intermediate.
With Tablature. With downloadable mp3's (one with the Guitar and one without the Guitar). 
Pages: Two pages, 2:35 min.

BAROQUE

Gavotte in D minor composed by Johann Sebastian Bach (1685-1750), Flute, Oboes, Bassoons, Horns in D, Violins, Viola, Cello, Bass, 21 pages (12 pages full score, 9 pages parts), with downloadable mp3 for audio help, 6 min.

MOVIE

Arthur's Theme (Best That You Can Do) is a song performed and co-written by Christopher Cross, which was the main theme for the 1981 film Arthur starring Dudley Moore and Liza Minnelli. The song won the Oscar for Best Original Song in 1982.
Instrumental.
For Guitar, Piano, Bass, Drums,  or Guitar and Piano duet.
Pages: 19 pages (9 pages score with Guitar, Guitar tab, Piano, Bass and drum pattern,  4 pages Guitar and tab part, 4 pages Piano part, 2 pages Bass part).

TRADITIONAL, SPIRITUAL, JAZZ

When the Saints Go Marching In for Guitar, Bass, Drum trio.

With Guitar tablature.
With downloadable mp3 for audio help.

Advanced Intermediate, 2' min.

Pages: 13 pages. (6 pages full score,  3 pages Guitar with tablature part, 2 pages Guitar in standard notation, 2 pages bass part).

CLASSICAL, HYMN

Ave Maria, by Bach/Gounod, is a popular and much-recorded setting of the Latin text Ave Maria, originally published in 1853 as 'Meditation sur le Premier Prelude de Piano de J.S. Bach'.
For Guitar solo or play along with violin and cello. Intermediate.
With some finger positions suggestions.
With downloadable mp3's for audio help (with guitar, strings, and metronome, and with strings and metronome for practicing the guitar).
Pages: 3 pages guitar sheet music, 3' min.