[cristian abarca]

Hi Orestis, try here http://www.raycash.us/sfsidewalk/sectionc.htm

here http://pages.sbcglobal.net/raycash/manualv2.pdf

here http://www.scopemaking.net/dobson/dobson.htm

also just google how to make a dobsonian mount and try you tube as well.

Cristian