Unusual types of gramophone records Hi-Fi was a system of proprietary records and players designed for use in automobiles, utilizing a slower play speed and high stylus pressure. With their origin stretching back to the dawn of recorded sound at the turn of the 20th century, flexible recording media have been made from a variety of materials including foil, paper, and–in the 1950s–thin flexible vinyl known as flexi discs. Thin, flexible paper-based records were briefly popularized in the 1930s by Hit of the Week Records and Durium Records. "Melody Cards" were popular in the late 1950s. They took the form of an oversized rectangular postcard
Aco Records Aco Records Aco Records or ACO Records was a British record label active from 1922 through 1927. Aco was a budget label, producing 10 inch and 12 inch double sided gramophone records. Aco was a subsidiary of the Aeolian Company Ltd. of London, which in turn was an affiliate of the United States based Vocalion Records. The material was mostly popular dance tunes and songs of the day, together with some light Classics and operatic selections. Aco seems to have made no recordings themselves, instead taking masters from both British and US Aeolian, as well as leasing masters from U.S.-based