
Oxygen cylinder used by climbers on 1953 Mount Everest expedition
1952-3
1952-3
1830 (original); 1967 (model)
2000-100 BCE
1955; 1830
1839 (original); circa 1988 (replica)
4000-2001 BCE
1903 (original); 1982 (model)
1990-95
circa 3000 BCE
2000-1350
1950-1900
1972-3
2000-1000
1950-1920
1971-1900
1965-1900
15/7/27
15/7/27
circa 3000 BCE
3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 3000 BCE
circa 3000 BCE
1962-07
1968-04
1951-06
1962-10
1956-09
1964-10
1951--07-10
1953-01
1956-09
1970-1900
30 CE
30 CE
2686-2613 BCE
1859; 1986
20-400
2000-1350
2000-1350
2000-1350
2000-1350
2000-1350
30-200
2000-1350
20-500
2000-1350