A while back I asked about what I called "headless knobs", furniture
bolts with "rivet-shaped" heads, and you guys told me you had seen
them, maybe even at popular hardware stores.

I found them at HD, and they call them Connecting Bolts and the other
half, Connecting Cap Nut. They would be good enough, but the woman
who owns this furniture is always very nice to me, for no reason other
than I'm friends with her son-in-law, so I'm going to look a bit
harder to find the exact match.

I'm not asking you to hunt for me anymore, just letting you know what
happened.

The one's at HD are brown, but not the best brown, and they aren't as
nice as the ones in the ottoman (the original ones had a widened
threaded screw in the middle, that had teeth to keep it in the hole
and to keep it from turning when tightened (although I'll still use 2
allen wrenches (It looked round, and it is round at the surface, but
it turns out it is hex shaped a mm. below the surface.)

I searched for Connecting Nuts on the web and got a few hits, a few of
which didn't pan out (I had to go down a few levels and didn't find
them.) and a couple sites where I found them but they were wholesale
sites, and I only need at most 4 sets.

Now that I know a name, I searched Lowes.com (coulnd't find them at
Lowes itself, and I did find them