Section of a Boeing 747, 1973.
1973
1973
1955-1965
1957
1968
1948
1946
1950-1959
1955
1950-1959
1955
1943
circa 1960-1970
circa 1960-1970
1948
1957
1962
circa 1960
1956
1970-1981
1977
1959
1959
1990s
1950-1960
1979-1985
1981
1946-1960
1989
1970
1979-1985
1959
1967-1971
1959-1967
1977
1963
1945
1981
1938
1971
1947
1955-1975
1938
1955
1938
1975
1969
1938
1975-1985
1940
1940-1949