Unusual types of gramophone records Unusual types of gramophone records The overwhelming majority of records manufactured have been of certain sizes (7, 10, or 12 inches), playback speeds (33, 45, or 78 RPM), and appearance (round black discs). However, since the commercial adoption of the gramophone record (called a phonograph record in the U.S., where both cylinder records and disc records were invented), a wide variety of records have also been produced that do not fall into these categories, and they have served a variety of purposes. The most common diameter sizes for gramophone records are 12-inch, 10-inch, and 7-inch. Early American shellac records were
The Record Guide young musical writers emulated its layout and "modus operandi" in "The Stereo Record Guide", which has evolved into "The Penguin Guide to Recorded Classical Music" The Record Guide The Record Guide was an English reference work that listed, described, and evaluated gramophone recordings of classical music in the 1950s. It was a precursor to modern guides such as "The Penguin Guide to Recorded Classical Music". The guide was conceived and written by Edward Sackville-West and the music critic Desmond Shawe-Taylor. Their aim, as set out in the preface to the first edition in 1951, was "to try to supply a