And though she was a shabby coal car, she was really a princess. Her name was Snow White.

8 seconds sound clip from the Snow White and the Seven Dwarfs (1938) classic radio play.

You can hear this line at 00:42:38 in the radio play.

Quote context

[...]

- You're all wrong, Walt. What people want is more fantasy, sweetness, whimsy. Or just call it more Snow White.

- Why, think what I could do with Union Pacific if I had the Disney touch.

- My hero could be a steam engine... a prince in disguise.

- One day as he was passing the roundhouse, he heard a sweet voice singing, and looking over the garden wall, he saw a beautiful coal car.

- Yes, that's colossal.

- And though she was a shabby coal car, she was really a princess. Her name was Snow White.

- No, Mr. DeMille. If you do, I'll sue you.

- They fall in love.

- But the Great West in those days was a trackless wilderness.

- So one day the handsome young locomotive says to his beloved...

- Baby, we gotta make tracks!

[...]