theory course on request
the course is offered in two parts each about 2 to 2 1/2 hours
Phone: 044 915 56 67
Please transfer the fee on following account:
ZKB 8010 Zürich, zG K. Gossenbacher, im Streuli 1, Erlenbach
IBAN CH60 0070 0110 0020 8668 0
Kto 80-151-4