(In My) Solitude is a 1934 jazz standard composed by Duke Ellington with lyrics by Eddie DeLange and Irving Mills. A Billie Holiday version of the song was added to the Grammy Hall of Fame in 2021.

Guitar. Early Intermediate.

With standard notation and tablature. With lyrics and melody line.

Pages: Three (3) pages.

Hark! The Herald Angels Sing is a Christmas carol that first appeared in 1739. It features lyrical contributions from Charles Wesley and George Whitefield, with music adapted from by Felix Mendelssohn's "Vaterland, in deinen Gauen" by William H. Cummings.

For Classical Guitar or acoustic guitar fingerstyle or Guitar and voice.
With standard notation and tablature.
With downloadable mp3 for audio help.
With Lyrics. Easy to Early Intermediate.

Pages: Three pages (3).

Dream a Little Dream of Me is a popular standard with more than 60 versions recorded.
For fingerstyle Guitar (Acoustic or Classical), early intermediate.
With lyrics. With guitar tablature. With finger position suggestions.
Pages: 4 pages, with tablature, 1:42 min.
In landscape format for better readability (print in landscape).
Tablature has the advantage of a very short learning curve and does not require extensive study to learn.

Call Me is a song composed by Tony Hatch which became an easy listening standard via a hit version by Chris Montez. Call me  has been recorded by many artists as Frank Sinatra, Nancy Wilson, Brenda Lee, Sarah Vaughan, Shirley Bassey and many more.
For Guitar fingerstyle solo or Guitar and Voice.
With Lyircs. With melody line. With standard notation and tablature (TAB).
Early Intermediate.
Pages: Three (3) pages.

I Don't Know Why (I Just Do) with music by Fred E. Ahlert andlyrics by Roy Turk. The song was published in 1931 and has many recordings by artists as Russ Columbo, Wayne King, Frank SInatra, Linda Scott, Eden Kane, Jerry Lee Lewis and Dean Martin.

For Flute and Guitar duet or Flute, Guitar and voice.
With melody line and lyrics. With standard notation and tablature.

Early intermediate.
Pages: Four (4) pages (3 pages Melody/Flute and Guitar with tab, 1 page Melody/Flute part).