Trilhas sonoras

(uncredited)

Written by Stephan Pasternacki and Sigmund Krumgold

Sung by Sheila Darcy in the St. Louis saloon

(uncredited)

Traditional

Played during the opening credits and as background music often

Sung by the railroad men

(1884) (uncredited)

Music by Percy Montrose

Played during the opening credits and as background music often

Hummed, whistled and sung a cappella by Robert Preston

Hummed by Adrian Morris

(1861) (uncredited)

Music by William Steffe (circa 1856)

Played as background music when Lincoln signs the railroad bill

Reprised at the golden spike ceremony

(1909) (uncredited)

Music by Percy Wenrich

Played offscreen on piano in the St. Louis saloon

(1844) (uncredited)

Music by William Cool White

Played in the gambling tent

Reprised as background music

(uncredited)

17th century music attributed to Rory Dall O'Cahan

Background music when Mollie reads letter to Paddy

(1850) (uncredited)

Music by Stephen Foster

Played in the gambling tent

(uncredited)

Traditional

Played in the gambling tent

(uncredited)

Traditional

Played in the gambling tent

(1843) (uncredited)

from "A Midsummer Night's Dream, Op.61"

Music by Felix Mendelssohn

Played after the wedding ceremony

(1862) (uncredited)

Music by George Frederick Root

Background music as the soldiers ride the train to the rescue

(1846) (uncredited)

Music by Stephen Foster

Background music at the start of the golden spike ceremony

(1896) (uncredited)

Music by John Philip Sousa

Background music when a modern train is speeding at the end