1. Information such as the country: USA
2. Age of the sample 1940-1941
3. A pdf scan of the user manual can be found at http://www.kirby.com/consumer-relations/product-manuals/ and look for model 4C at the bottom of the page.
4. I am trying to reproduce the old manual and would like to know the fonts used so I can re-create the manual to be as close to the original one as possible