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 City Of London Phonograph and Gramophone Society London throughout its history, with meetings presently held at Conway Hall. By the mid 1960s, the interest in radios as a hobby had waned, and the group renamed themselves with their present name to reflect their interest in early recorded sound technology. One of the Society's patrons is Oliver Berliner, grandson of the recording pioneer Emile Berliner. Since 1963, the society has published its magazine, initially named "The Hillandale News" and now called "For the Record". These publications have been a significant vehicle for research on early recordings. The City Of London Phonograph and Gramophone Society The City Of London