Although OTRCAT.com does not have recordings of every series listed below, the following is quick reference guide to old time radio show series, theme music title, and composer (when available).
Theme 1 (instrumental): "Allegretto, from "Fairy Tale"" (Maerchen und Volksliedchen, Opus 135, No. 2) - Karel Komzak II
Theme 2 (vocal): "Let's Pretend" [adapted from Karel Komzak's "Allegretto from 'Fairy Tale' (Opus 135, No. 2)" with lyrics for "Cream of Wheat"]- Joseph ["Joe"] Rines; Robert ["Bob"] Bilder
Theme 1: "I Don't Care (As Long as You Care For Me)" - Wladziu Valentino ["Lee"] Liberace; Gerald E. Teifer; Gerald G. Gwimond
Theme 2: Liberace Theme, The (adapted from the trio section of "Fantasie Impromptu" by Chopin) - Frederick Chopin; Wladziu Valentino ["Lee"] Liberace
Closing: "I'll Be Seeing You" - Sammy Fain (m); Irving Kahal (w)
Life and Love of Dr. Susan, The - "Lyric Pieces, Book 3, No. 5 - 'Erotic' (Op. 43, No. 5)" - Edvard Grieg
Life Begins at Eighty - "Melody In F (Opus 3, No. 1)" (1850 - 51) - Anton Rubinstein
Life Can Be Beautiful - "Melody in C" - Don Becker
Life Of Mary Sothern, The - "Little Love, A Little Kiss, A" (Un Peu D'Amour) [aka: Just A Little Love, A Little Kiss]- Andre Rieu (m); Adrian Ross (Eng. w)
Opening Medley, "Part 2: Oh Marie" [aka: O Mari] - Edoardo Di Capua
Lifebuoy-Rinso Program, The[aka: "Tuesday Night Party", with Al Jolson] - "April Showers" [from the 1921 musical "Bombo" starring Al Jolson ] - Louis Silvers (m); Buddy G. De Sylva (w)
Light Of The World, The - "Light Of This World" - Clark ["Doc"] Whipple
Li'l Abner - "Li'l Abner in Dogpatch" - Don Marcotte
Lincoln Highway, The - "Lincoln Highway, The" - Jack Arthur
Alt. Theme Title: "If You Are But A Dream"[adapted from Rubinstein's "Romance (Op. 44, No. 1)"] - Anton Rubinstein (m); Moe Jaffe (adapter); Nathan J. Bonx (adapter); Jack Fulton (adapter)
Line-Up, The - "Line-Up, The" - Edward J. ["Eddie"] Dunstedter
Lionel Hampton [big band shows] - Signature Theme on various shows: "Flyin' Home" - Lionel Hampton (m); Benny Goodman (m); Sid Robin (w)
Little Herman - "Little Herman" [Little Herman Theme & Finale] - Josef Bonime
Little Jack Little [and his Orchestra] - Signature Theme on various shows: "Little By Little" [from the 1929 film "The Sophomore"] - Robert Emmett Dolan; Walter O'Keefe
Little Ol' Hollywood [with Ben Alexander] - "I'm Always Chasing Rainbows" [from the 1918 film "The Dolly Sisters", based on the "bridge section" of Chopin's "Fantasie Impromptu"] - Frederic Chopin; Harry Carroll; Joseph McCarthy
Longines Symphonette , The - "Moonlight Sonata, The" (Opus 27, No. 2) - Ludwig von Beethoven
Lora Lawton - "Just A Little Love Song (pub. 1922)" [aka: "Just a Little Love"] (from the musical revue "The Box Party") - Joe Cooper (m); Samuel M. Lewis (w); Joseph Young (w)
"Beyond The Blue Horizon" [from the 1930 film "Monte Carlo"] - Richard Whiting (m); W. Franke Harling (m); Leo Robin (w)
[dramatic]: "When I Grow To Old To Dream" [from the 1935 film "The Night Is Young"] - Sigmund Romberg (m); Oscar Hammerstein II (Eng. w)
Sub-"Lorenzo Jones" - Ann Leaf
Lou Breese Orchestra, The [aka: "The Sheaffer Parade"] - Theme: "Breezin' Along With The Breeze" (1926) - Richard Whiting; Haven Gillespie; Seymour Simons
Louis Armstrong [band shows] - Signature Theme on various shows: "When It's Sleepy Time Down South" - Clarence Muse; Leon T. Rene; Otis J. Jr. Rene
Lucky Millinder - Signature Theme on various shows: "Sweet Slumber" (1904) - Jacob Henry Ellis