Two pebbles with engravings, used as strikers.
One (No. 4747) presents two series of incisions of different depths, both iso-oriented parallel and more disorderly.
The other finding (No. 273) presents a few incisions that are not grouped and are not entirely iso-oriented.
Layer A5+A6 (n. 4747) and layer BR7 (n. 273)
reperto n. 4747; pietra 273