In which decade was trombonist Glen Miller the most popular bandleader in America?
1940s
1950s
1940s
1960s
1950s
1940s
1950s
1960s
1940s
1930s
1950s
1960s
1940s
20th Century
20th Century
1930s
1920s
20th Century
1950s
1940s
1960s
20th Century
1970s
1940 to 1960
20th Century
1950 to 1960
1940-70s
20th Century
1930s
1950s
1940s
1940 to 1950
1950 to 1960s
1940 to 1960
1960s
1920s
1940 to 1960s
20th Century
1950 to 1960
1940 to 1950
1940-70s
1970s
20th Century
1940 to 1960
1950 to 1960s
1950s
1940s
1950 to 1970
1940 to 1960s
1940 to 1970
1940 to 1950
1940-80s
1950 to 1960
20th Century
1930s
1960s
The 1950s
1920s
1940 to 1950s
1940 to 1960
1940-70s
20th century
20th Century
1950 to 1970
1940 to 1950
1980s
The 1950s
1940 to 1970
1950s
1940s
1950 to 1960
1950 to 1960s
The 1940s
1970s
20th century
20th Century
1940-70s
1940 to 1960s
1939-90
1960s
1940 to 1960
1940 to 1950
The 1950s
1950 to 1970
1930s
1939-80
1940 to 1950s
1939 to 1960
20th century
20th Century
1940-80s
The 1940s
1940-70
1950s
1950 to 1960
1940s
1940-70s
1939-90
1920s
1940 to 1950
1950-80s
20th century
20th Century
1950-70s
1940 to 1960
1939 to 1940
The 1950s
1939-80
1940-70
1950 to 1960s
1940-80s
1939–40
1960s
The 1940s
1950 to 1960
1939-90
20th century
20th Century
1940 to 1950
1940-70
1860s
1930s
1950s
'50s
1939-80
1940s
1939–40
1939-39
1940 to 1960
The 1960s
1940-70s
1939-70
20th century
20th Century
1939-90
1939 to 1960
The 1950s
1940-70
'60s
1960s
1920s
1940 to 1950
1950 to 1960
1939-80
1939–40
The 1940s
1939 to 1940
1940-70s
20th century
20th Century
1939-39
'40s
1939–50
1939-70
1939 to 1960
1950s
1940s
1860s
1939-90
1940 to 1960
1939-76
1930s
1950-70
The 1960s
1940 to 1950
1939 to 1940
1940-70
'50s
1939-80
20th century
20th Century
1939-39
1940-80
1939 to 1950
The 1950s
1939–50
1939-70
1939 to 1960
1939–20
1890s
1939-90
1960s
1950-80s
1940-70s
The 1940s
'60s
1940-70
1939 to 1940
20th century
20th Century
1950s
1950-80
1940s
1940 to 1950
1940-80
20th Century.
1939–80
1939-80
1939–50
1939 to 1960
1939–20