Today mix on field.
Danube celtic tetradrachm
1830 Franz I. 20 kreuzer
1623 Leopold 3 kreuzer
Friesacher pfennig XIII. century
broken bronze ring
and Plautilla bronze
Fantastic tetradrachm !!
Possibly: Derived from Audoleon. 2nd Century BC. AR. Laureate head of Zeus right / Rider on horseback right, left arm raised; triskeles below, P (Greek 'pi') under raised foreleg. Kostial 725. Like here: http://www.wildwinds.com/coins/celtic/danube/DLT_9736.jpg
Don....