Section of a Boeing 747, 1973.
1973
1973
1968
1977
1970
1967-1971
1977
1971
1975
1969
1967-1972
1968
1968-1971
1968
1976
circa 1969
1972
1970
1976
(1962); 1982
1972-1977
1974-1977
1971
2000-100 BCE
1969
1974-1976
1967
1975
1969
1970
1977
1967
circa 1975
1975
circa 1972
1986
1977
1976
1969
1978
1969
1970-1972
1990-96
1969
1975
1971
1969-1970
1973-1974
1971
1967
1968