MGM DE Labels and Company Sleeves 1956-1975
SP 1001
to
SP 1146 - sep 1956
SPW 180
to
SPW 188 - sep 1956
78 RPM numbering
M 20671 - oct 1956
to
M 21200 - jun 1959
45 MGM 192 - 1956
(M 20673)
US MGM Records was  started by the Metro-Goldwyn-Mayer film studio in late 1946, for the purpose of releasing soundtrack albums of their musical films. 
In the early 1950s, MGM Records was considered one of the major record companies (besides Columbia, RCA, Decca, Capitol, Mercury and Coral) and had its own manufacturing facilities
Distribution In Germay, distribution  was by Electrola up to December 1958.
Distribution switched to Polydor (Dutsche Gramophon)  in July 1959. 
TWith the start of 61001, a new sleeve layout was designed for MGM, Brunswick and Coral.
MGM releases 1956-1960 - full details.
STEREO
ST M 21127 - 1959
to
ST M 21129 - 1959
Loew's Incorporated
Metro-Goldwyn-Mayer
Metro-Goldwyn-Mayer
Metro-Goldwyn-Mayer
61 001 - jul 1959
to
61 049 - 1961
61 050 - 1961
to
61 203 - 1968
61 195 - 1968
to
61 225 - 1969
2006 001 - 1970
to
2006 104 - 1972
2006 124 - 1972
to
2006 581 - 1975
Range
Front
Back
Details
No 1
1957
to 
1958
Electrola distribution
   Cut straight/notch   Inside glued   
No 2
1958
to 
1959
Electrola distribution
..
For sleeve details
(different colours/types)
See Electrola Records
..
 Cut straight/notch  Inside glued  
No 3
61 001 - 1959
to
.
Deutsche Grammophon distribution
   Cut straight/notch  Inside glued  
No 4
.
to 
61 181 - 1968
Deutsche Grammophon distribution
   Cut straight/notch  Inside glued  
Artist sleeves
A 1
61 025 - 1960
to 
61 072 - 1963
Connie Francis
   Cut straight/notch  Inside glued  
A 2
.
to 
.
Connie Francis
   Cut straight/  Inside glued