M
MacArthur Park NBC Studios, Burbank, California, 29th June 1968
Make Believe home recording, Monovale Drive, November 1960
Make Me Know It studio, 20th March 1960
Make The World Go Away studio, 7th June 1970
Malaguena (rhythm track only) studio, 23rd January 1963
Mama studio, 28th March 1962
Mama Don't Dance live, 20th March 1974
Mama Liked The Roses studio, 15th January 1969
Mansion Over The Hilltop studio, 30th October 1960
March Of Dimes monologue 1957
Marguerita studio, 22nd January 1963
Mary In The Morning studio, 5th June 1970
Mary Lou Brown home recording, Rocca Place, 1966-67
Matchbox rehearsals, July 1969
Maybelline live, 20th August 1955
Mean Woman Blues studio, 13th January 1957
Memories NBC Studios, June 23rd, 24th & 27th 1968
Memory Revival studio, 21st February 1969
Memphis Tennessee studio, 27th May 1963
Men With Broken Hearts live, 11th August 1970
Merry Christmas Baby studio, 15th May 1971
Mexicali Rose ??
Mexico studio, 22nd January 1963
Mickey Mouse March live 1970's (various shows)
Milkcow Blues Boogie studio, November or December 1954
Milky White Way studio, 30th October 1960
Mine studio, 10th September 1967
Miracle Of The Rosary studio, 15th May 1971
Mirage studio, 26th February & 9th March 1965  
Mona Lisa home recording, Germany, 1959
Money Honey studio, 10th January 1956
Moody Blue studio, 4th February 1976
Moonlight Sonata home recording, Rocca Place, 1966-67
Moonlight Swim studio, 22nd March 1961
More (part) live, 20th August 1970
Mother-In-Law (excerpt) studio rehearsals, 1970 - before "Got My Mojo
Working/Keep Your Hands Off Of It"
Mr. Songman studio, 12th December 1973
Must Jesus Bear The Cross Alone? live, 31st March 1972
My Babe various live 1969
My Baby Left Me studio, 30th January 1956
My Boy studio, 13th December 1973
My Country Tis Of Thee studio rehearsals, Culver City, 29th July 1970
My Desert Serenade studio, 25th February 1965
My Happiness demo record, Sun Studios, June 1953
My Heart Cries For You home recording, Rocca Place, 1966-67
My Heavenly Father (sung by Kathy Westmoreland) various live dates, 1975-1977
My Little Friend studio, 16th January 1969
My Prayer (passing time between takes) Jungle Room, Graceland, February 1976
My Rival (performed by Ann Margret) studio, 28th August 1963
My Sweet Lord studio rehearsals, January 17-23, 1971
My Way studio, 10th June 1971
My Wish Came True studio, 5th September 1957
My Woman, My Woman, My Wife live, 24th April 1976
Mystery Train studio, 11th July 1955
N
Nearer My God To Thee live, 31st March 1972
Never Again studio, 6th February 1976
Never Been To Spain live 1970's (various shows)
Never Ending studio, 26th May 1963
Never Say Yes studio, 17th February 1966
New Orleans studio, 15th January 1958
Night Life studio, 9th July 1963
Night Rider studio, 15th October 1961
No More studio, 21st March 1961
Nothingville NBC Studios, June 20th 1968
Number Eight (On The Jukebox) home recording, Germany, 1959
O
O Come All Ye Faithful studio, 16th May 1971
O Little Town Of Bethlehem studio, 7th September 1957
O Sole Mio (sung by Elvis) live, December 1975 (various shows)
Ode To A Robin home recording, Sam Thompson's house, November, 1973
Ode To Billy Joe studio, 11th September 1967 (before a take of "Hi-Heel Sneakers")
Oh Happy Day studio rehearsal, August 1970 & live 14th August 1970
Oh How I Love Jesus home recording, Rocca Place, 1966-67
Oh Lonesome Me home recording, Germany 1959
Old MacDonald studio, 29th June 1966
Old Shep studio, 2nd September 1956
On A Snowy Christmas Night studio, 16th May 1971
On Top Of Old Smokey (part) film studio set, 2nd July 1961 (from Follow That Dream)
Once Is Enough studio, 29th September 1963
One Boy, Two Little Girls studio, 29th September 1963
One Broken Heart For Salestudio, 22nd September 1962
One Night studio, 23rd February 1957
One Night Of Sin studio, 18th January 1957
One Track Heart studio, 3rd March 1964
One-Sided Love Affair studio, 30th January 1956
Only Believe studio, 8th June 1970
Only The Lonely (1 line) studio, 20th February 1969 (during "It Keeps Right On
A-Hurtin'")
Only The Strong Survive studio, 20th February 1969
Only You live in 1956 (possibly 14th May, Lacrosse Wisconsin - also rumoured to be
performed at the Louisiana Hayride))
Out Of Sight, Out Of Mind MDQ session, 4th December 1956
Over The Rainbow live 31st March 1972 rehearsals 5th April 1972(excerpt) & 24th
July 1976 (1 line as part of Love Letters)