Category details
Categorylong-playing records
Alternative termslong-playing record, LP, L.P., LP record
SourceArt & Architecture Thesaurus
Overview
Phonograph records originally invented by Columbia Records, first introduced in 1948. The records have a rotational speed of 33 1/3 rpm (revolutions per minute), and have very fine grooves. They, along with 45 rpm records, replaced 78 rpm records in popularity.