Patented in usa 1000 inscribed on barrel. Note: thank you for considering a piece of history the items listed in our shop are mostly vintage, a term difficult to qualify; some items might be recent (1980s) while others can be 60, 80 or even over 100 years old (where possible we give an estimated age). Please feel free to ask for any further information and we will be glad to answer as best we can. Regarding fountain pens, collectors will be aware of this, but the rest of the world won't: vintage fountain pens often need some updating to work bladders go bad, bladders get taken out, piston-fillers dry up, etc.
For ballpoints, the cartridge will often be dry, which is a simple matter to replace. As this is a hobby, it will take time to list everything; if you are looking for something in particular, message me, we just might have it (tip: favorite our shop and check back frequently).