Box 606741237
Container
Restricted
Contains 1 Result:
Obsolete job files, 1930-2
File
Shelfmark: MS. Marconi 800
Papers for:
Job no. 1656: new telephone SW receiver, 1930-1
Job no. 1657: single side band equipment for Rugby, 1930-1
Job no. 1658: Bermuda-Halifax radio link, 1930-2
Job no. 1659: special inversion equipment, 1931
Job no. 1660: television investigation, 1930-1
Job no. 1661: rebroadcast receiver (broadcast wave band),...
Extents: 1 box
Dates:
1930-2