GS d? s: a+++ C$ UL++++ P+ L++ E++ W+++ N- o-- K- w--- O- M++ V PS+++ PE-- Y? !PGP--- !t 5? X? !R- tv--? b+++@ DI++ D? G e++++ h---- r+++ y+++
Related Institute:
Swiss Gemmological Institute (SSEF)
Game, similar to a Memory-Quiz. Developped by Dieter Glaz (Universitätsrechenzentrum)
Matching Pairs (Minerale)
Construction Stones of Basel (under construction)
Basler Bausteine