I have added the Coffin Plate of Alexander Cameron 1806 ~ 1889 to the database on AncestorsAtRest.com. I did a little research on old Alexander and it looks like he may have come from Scotland and lived in New York City. It would take a little more work to confirm this.
You can have a look at the coffin plate of Alexander Cameron 1806 ~ 1889 at Alexander Cameron
If you are interested in looking at the index to all the coffin plates on AncestorsAtRest.com just go to the Coffin Plate Index