Egg shaped push-through switch Designer (Organisation) Crabtree Electrical Manufacturer Crabtree Electrical Date 1930 - 1949 (circa)
Large round Crabtree plug Designer (Organisation) Crabtree Electrical Manufacturer Crabtree Electrical Date 1940 - 1949 (circa)
A Crabtree No.4 light switch Designer (Organisation) Crabtree Electrical Manufacturer Crabtree Electrical Date 1935 - 1945 (circa)