[Bob Ireland]

***This was obviously done by a serial killer hiding his work...
the Faversham-based Swale and Thames Archaeology (SWAT)***

Looks like a SWAT team of archaeologists might prove useful.

[Grimmy]

Oh, I meant really really old timey serial killer.

Dead and gone. But, some of his dependents might be on that Swale and Thames Archaeology (SWAT).

Or maybe a local politician. How better to cover up the founding crimes of the extended clan?