When did James Chalmers - inventor die?

There is no record of an inventor named James Chalmers. It's possible that the name is misspelled or that the inventor is not well-known. Could you please provide more information about James Chalmers, such as:

* The field of invention: What did he invent?

* Approximate time period: When was he active?

* Any other details: Did he have a specific company or organization associated with his work?

With more information, I can help you find out when he died.