#36: Two Girls Playing Giant ‘Blue Bird’ Harmonica, 1938, London
The harmonica is one of the oldest musical instruments in the world, with a rich history that spans thousands of years and crosses countless cultures. It was first invented in China, but it wasn’t until the beginning of the 19th century that it was introduced to the United States.

In this photo from 1938, two girls are playing a giant Blue Bird harmonica in a music store on London’s Regent Street. Despite its late arrival in America, the harmonica quickly became a beloved instrument known for its portability, affordability, and ease of use. It was a hit with folk and blues musicians, who appreciated its simple design and versatile sound.