Crookes' electrical radiometer
1879-1888
Twenty four electrical radiometers to illustrate Sir W. Crookes' researches on the electric discharge in high vacua. (Originally twenty six but Nos. 61 and 45A (listed as 45 Pt1) broken and disposed of in 1956 and 1993.)
1879-1888
1879-1888
1879-1888
1878-1888
1879-1888
1879-1888
1879-1888
1879-1888
1878-1888
1878-1888
1879-1888
1879-1888
1879-1888
1879-1888
1879-1888
1879-1888
1879-1888
1879-1888
1979-1888
1878-1888
1879-1888
1879-1888