Mk II radiosonde training device in two parts MO 13/48
- maker:
- Meteorological Office
Mk II radiosonde training device in two parts MO 13/48, the larger part being inscribed: ‘M. O. 13 / 48’, by the Meteorological Office, England, 1948
Mk II radiosonde training device in two parts MO 13/48, the larger part being inscribed: ‘M. O. 13 / 48’, by the Meteorological Office, England, 1948