Rotative Compound Beam Engine, 1881
1968-1971
1968-1971
(1962); 1982
1968
1965-1968
1970
1967-1971
1970
1971
1972
1971
1969
1968
1965
circa 1969
1965
1964
1964
1973
2000-100 BCE
1965-1971
1965
1967
1969
1969
1966-1970
1967
1967-1972
1965
1968
circa 1964
1970
circa 1972
1964
1965
1968
1964
1969
circa 1965
1969
1965
1968
1971
1990-96
circa 1968
1969-1970
1966
1965
1965
1974
1974