Antique Underwood Standard Portable Typewriter USA 1915-1920

Underwood standard portable typewriter, American typewriter from 1915 / 1920, portable, in working order. A little thorough cleaning will be necessary but I do not want to put my hands in it at the risk of damaging it. Dimensions of the box: width = 31 cm – depth = 25.5 cm – height = 12.5 cm. Machine dimensions: width = 30 cm – depth = 22 cm – height = 10.5 cm.