What does GSB stand for?
GSB stands for "Groupe Spéléo Bienne"
How to abbreviate "Groupe Spéléo Bienne"?
"Groupe Spéléo Bienne" can be abbreviated as GSB
What is the meaning of GSB abbreviation?
The meaning of GSB abbreviation is "Groupe Spéléo Bienne"
What does GSB mean?
GSB as abbreviation means "Groupe Spéléo Bienne"
