Souvenir subscriber loudspeaker `` Book-301 '' (Glory to October).
Subscriber loudspeakers.DomesticThe souvenir subscriber loudspeaker "Kniga-301" has been produced since 1977 by the Gomel plant of plastic products. The loudspeaker is made in the form of a closed book, on the front side of which there was an inscription and an image dedicated to a significant or anniversary date of a country or city.
