It would be great if some more came to light about his story. I found, not sure if it can be classified as a memorial, the location of a plaque on the Honeyman house in New Jersey, it was placed there by a Daughters of the American Revolution chapter:
If I had to wager a guess, I would think likely some parts of his story are true and some possibly exaggerated, which of course might add to both the intrigue and the mystery. I also found this interesting summarization of this story:
I have no idea how accurate or thorough it is, though it had some good parts, and some photos of Honeyman’s grave stone. Also has an image of a painting of Honeyman.