Films have always—or almost always—had music. Silent film theaters had orchestras (of varying sizes) or organists or pianists. Books of music like
Erno Rapee’s
Encyclopedia of Music for Pictures (1978) were published to provide ideas for music appropriate to a scene and were catalogued by mood or event (for example, “sad,
” “chase,
” “horses,
” and so on). Many films were sent out with lists of musical selections, called cue sheets, already made for them...