I am unsure how to rewire or do anything electrical with my vintage Anglepoise product?

If you are unsure how to rewire or do anything electrical with your older Anglepoise product. We seriously recommend using an external electrical contractor to do the work for you. They can also do things like PAT testing for your product, ensuring the electrical safety.  Here is a website link that you might find useful for finding one in your local area. (in the UK).