Columbia Records introduces the 33 1/3 LP (“long playing”) record at New York's Waldorf-Astoria Hotel[?], featuring 25 minutes of music per side, compared to the four minutes per side of the 78 rpm record, the previous standard.
... and 753 families residing in the village. The population density is 529.3/km² (1,369.6/mi²). There are 1,031 housing units at an average density of ...