Aritmos Mars

Aritmos Mars
Szyldy, Poznan, Poland
dimensions...........15 x 9,5 x 0,5 cm
weight..................170  g
material................aluminium
.

Kopernik

Kopernik
Szyldy, Torun, Poland
dimensions...........15 x 8,8 x 0,5 cm
weight..................170  g
material................aluminium

Cardboard box and pencil

Next picture: Backside: manual
.

backside kopernik

backside kopernik:

manual kopernik (Polish)