Photograph (Cyanotype) of a Portable Frequency Indicator, by Elliott Brothers, 1915
|Inventory Number:|| 11974|
|Object Type:|| |
|Brief Description:||Cyanotype from a glass negative of an Elliott frequency indicator, portable version, showing the instrument closed. Horizontal format. Companion to 11973.|
|Primary Inscriptions:||Intrinsic negative number: 'N.987.'.|
|Provenance:||Presented by the Marconi Corporation in 2003. Part of the Elliott Archive.|
|Collection Group:||Elliott Archive|
There are no associated narratives.