Mu-metal screen made at UCL (spare for part 27)
1973
Black felt Hess screen
Plaited rush screen
1920-1927
Grey felt Hess screen, with accessories
Metal screen
Metal screen
Iron and steel screen
Plate holding screen
Focussing screen
Wooden screen
Glass screen marked with Xs
Ground glass screen
Ground glass screen
Ground glass screen
Glass screen
Pair of carved and painted wooden angels originally supporting wrought iron pharmacy screen
1701-1800