1 matching record(s)
file S (Stack)Aldington, J. N.
"Electric lamps & kindred devices: historical introduction and the production of tungsten wire"
Engineering Bulletin no. 232, of Siemens Brothers & Co., Ltd., London, May 1947.
[1972-135]
1947
1 matching record(s)
file S (Stack)Aldington, J. N.
"Electric lamps & kindred devices: historical introduction and the production of tungsten wire"
Engineering Bulletin no. 232, of Siemens Brothers & Co., Ltd., London, May 1947.
[1972-135]
1947