Formation
1937- 1952
e
p
s
t
u
Set
Level 1937
a
b
i
r
t
u
Set
Level 1938
e
i
n
p
s
Set
Level 1939
a
e
n
r
s
t
Set
Level 1940
a
e
k
l
r
w
?
?
Set
Level 1941
i
n
o
p
r
t
Set
Level 1942
e
i
l
o
p
r
Set
Level 1943
a
e
g
l
r
Set
Level 1944
a
b
e
g
t
Set
Level 1945
e
g
i
n
s
t
Set
Level 1946
d
e
n
o
r
Set
Level 1947
e
f
i
l
n
s
Set
Level 1948
a
i
n
r
t
Set
Level 1949
e
l
r
t
z
Set
Level 1950
a
d
i
k
m
n
y
Set
Level 1951
e
l
n
r
t