The one without a head looks like his hands broke as well, showing that there is a matching hole in the hands. Looks like they held a flagpole or a tentpole. If there were five, perhaps there was one for each corner and one for the center.
__________________
_________________
|...............| We live in the nick of times.
| Len 17, Wid 3 |
|_______________| [pics]
|