Examples of the type

Private collection
1990 – (en) KM#619.1 (thick planchet, 4.7 g); see comments

Private collection
1991 – (en) KM#619.1 (thick planchet, 4.7 g); see comments

Private collection
1991 – (en) Included in thick planchet KM#619.2 (thin planchet, 3.74 g)