'Let Go!', 1860-1880.
© Science Museum / Science & Society Picture Library
Lithograph by Home & MacDonald. This cover for sheet music, entitled 'Let Go!: Galop for the Pianoforte', by C H R Marriott, features an image of a balloon about to ascend. Published by Enoch & Sons, 19 Holles Street, Cavendish Square, London. Dimensions: 355mm x 255mm.