Hello and sorry but I don't speak german. I'm looking for plans of all kinds of Jollenkreuzer (most of all 20er) which i need for my University diploma which main task will be to deign simlar yacht to Jollenkreuzer 20er. If anyone know where could I find theoretical lines or boat plans for this yach...

Hello and sorry but I don't speak german. I'm looking for plans of all kinds of Jollenkreuzer (most of all 20er) which i need for my University diploma which main task will be to deign simlar yacht to Jollenkreuzer 20er. If anyone know where could I find theoretical lines or boat plans for this yach...