Dual Aid Expired Air resuscitator, Buckingham, England, 1987
1987
1987
17 March 1938
1952-09-11
1948
17 March 1938
1952-09-11
1980-1982
1900-1980
1908-
2018-03-20
1908-
2013
circa 1935
1939-1945
1961
06 July 1953
06 July 1953
2018-07-10