BS1362 Cartridge Fuses.
A small cardboard box which originally contained ten dozen fuses. Clearly whoever designed this was a proponent of metrication.
These are BS1362 cartridge fuses, as used in BS1363 plugs. 5A would typically be used for plugs connected to items such as a radio or vacuum cleaner.
5 amp fuses which are coloured black with white text.
The end caps are metal, the body is a hard ceramic material.
For use with two-wire A.C. circuits not exceeding 250 volts.
Made in England.
List No. 608.