Mauro Giuseppe Sergio Pantaleo Giuliani (27 July 1781 8 May 1829) was an Italian guitarist, cellist, singer, and composer. He was a leading guitar virtuoso of the early 19th century.
This is the second of the set of 16 easy and pleasant duets for flute and guitar composed by Mauro Giulani at 1810.
For Flute and guitar duet.
With downloadable mp3's for audio help (with both the Flute and guitar and one with guitar only for practicing the Flute).  With guitar tablature.
Pages: Six pages (2 pages both Flute and guitar, 1 pages Flute part, 1 page guitar part, 2 pages guitar with guitar tablature part), 3' min.

How Great Thou Art is a Christian hymn based on a Swedish traditional melody and a poem written by Carl Boberg (18591940)  Sweden, in 1885. How Great Thou Art was ranked second (after Amazing Grace) on a list of the favourite hymns of all time in a survey by Christianity Today magazine in 2001.

For Flute and Guitar duet (Guitar in double D tuning (D,A,D,G,B,D)).

With standard notation and tablature.
Easy to early intermediate.

Pages: SIx (6) pages. (3 pages Melody/Flute and Guitar with tab, 1 page Melody/Flute part, 2 pages Guitar and tab part).

Londonderry Air is an air that originated in county Londonderry, Northern Ireland.
Here is an arrangement for Flute and guitar duet. Early Intermediate.
With tablature. With downloadable mp3 just for audio help. 
With lyrics and melody line. With finger position suggestions.
Pages: four pages score and parts (3 pages both flute and guitar, 1 page flute part), 1:55 min.

Deck the Hall  is a traditional Christmas, yuletide, and New Year's carol. The melody is Welsh dating back to the sixteenth century, and belongs to a winter carol, while the English lyrics, written by the Scottish musician Thomas Oliphant, date to 1862.
For Flute and guitar duet.
Easy.
With downloadable mp3's for audio help (one with both Flute and guitar and one with guitar only).
With guitar tablature. With melody line. With lyrics.
Pages: Three pages (score and flute part).

My One and Only Love is a popular song (1953) with music written by Guy Wood and lyrics by Robert Mellin. Typically performed as a ballad, it has an aria-like melody that is a challenge to many vocalists.
The song has many cover versions by artists as Frank Sinatra, Charlie Ventura, Sarah Vaughan, Dean Martin, Ella Fitzgerald, Doris, Day, Andy Williams, Louis Armstrong, Rod Stewart, Bob Dylan and many more.

Flute and Guitar. Early intermediate.

With standard notation and Tablature (TAB). With chord. With lyrics and melody line.

Pages : Seven (7) pages. (4 pages full score, 1 page flute part, 2 pages guitar with tab).