The Levy Collection has these Gold Rush-related pieces:

(1) Title: When He's Full.
Composer, Lyricist, Arranger: Words by Chas. Ross. Music by John Strombert.
John Strombert Publication: New York: W.H. Anstead, 33 West 27th Street, 1901.
Form of Composition: strophic
Instrumentation: piano and voice
First Line: A man always thinks that he's having great fun, When he's full, he parts with his senses and likewise his "mon"
Performer: Sung and Featured by Robert Fitzsimmons
Engraver, Lithographer, Artist: Teller, Sons & Dorner, New York
Advertisement: ads on back cover for W.H. Anstead stock

(2) Title: The San Francisco Quadrilles. (1) Poor Nelly; (2) The Old Folks at Home; (3) Carry Me Long; (4) The Virginia Rosebud; (5) Nelly Bly.
Composer, Lyricist, Arranger: Arranged from the most favourite Negro Melodies for he Piano Forte by George Peck.
Publication: San Francisco: Atwill & Co., at Their Music Store Plaza, 1852.
Form of Composition: sectional
Instrumentation: piano
Dedicatee: Respectfully dedicated to the Ladies of California By Their Sincere Admirer, George Peck
Engraver, Lithographer, Artist: Lith. of B.F. Butler S. Francisco; Reys [del.]

(3) Title: Pike's Peak Gallop.
Composer, Lyricist, Arranger: Composed by Felix Roteri.
Publication: Louisville, Ky.: D.P. Faulds & Co., 1859.
Form of Composition: sectional
Instrumentation: piano
Dedicatee: To Orlando Miller.
Engraver, Lithographer, Artist: Chas. Dunbar.

(4) Title: Pike's Peak. March. 3d. Edition.
Composer, Lyricist, Arranger: By Gustav Baumhauer.
Publication: St. Louis: Jacob Endres, 52 Fourth St., 1859.
Form of Composition: da capo
Instrumentation: piano

(5) Title: Pike's Peak Gallop [with narrative].
Composer, Lyricist, Arranger: Arranged by W.C. Peters.
Publication: Cincinnati: W.C. Peters & Sons, No.76, West Fourth St., 1859.
Form of Composition: da capo
Instrumentation: piano
Engraver, Lithographer, Artist: Ehrgott & Forbriger Lith. Cin. O.

(6) Title: An Antidote for the Cold Fever. Billy Pike of Klondike. A Sad Little Story told in Verse.
Composer, Lyricist, Arranger: by W.R. Raniss.
Publication: Chicago: Lyon & Healy, 189.
Form of Composition: strophic with chorus
Instrumentation: piano and voice
First Line: Billy Pike, the boys all say, was braking on the S. and K.
First Line of Chorus: Billy Pike, Billy Pike, how do you like Klondike?

~Masato