This is a NOS AGM No. L109 Generator. It has a hex tip. The price tag says 60 cents. The AGM L109 generator is shown in this 1928 catalogue: https://classicpressurelamps.com/threads/agm-35-1928.403/ [Source: Neil McRae] Cheers Tony
Hello Tony, that's a splendid find and the link below shows several AGM., vapourisers including that one. https://classicpressurelamps.com/threads/agm-vapourisers-generators-list.6671/
