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
Gramophone Company mechanical patents that he owned, which patents were valuable in the agreement with Columbia. Thus, Victor and Columbia began making flat records in the U.S., with UK Gramophone and others continuing to do so outside the U.S. This left Edison the only major player in the making of cylinders; Columbia still made a limited number for a few years. Emile Berliner went out of the business. All he had left were the masters of his earlier records. These he took to Canada and reformed his Berliner label in Montreal, where he used the "His Master's Voice" trademark. Edison would soon