Concept
Geiger-Müller counters
Images
Catalogue
- Ephemera
Cancer ephemera. Box 1.
- Ephemera
- Online
Mullard Geiger Muller tube : type MX 133 / Mullard Ltd.
Mullard Limited. X-Ray Division.Date: [1960?]
- Ephemera
- Online
Mullard halogen quenched Geiger-Müller tube guide / Mullard Ltd.
Mullard Limited. X-Ray Division.Date: [1960?]
- Ephemera
- Online
Geiger counter tubes : illustrated price list, December 1957 / 20th Century Electronics.
20th Century Electronics (Firm)Date: 1957