Re: Slow Dobsonian II
Mel Bartels (mbartels@efn.org)
Mon, 6 Mar 95 10:02:14 PST
>One more thing - would it be preferable to use the traditional wooden
>structure than, say, an aluminium frame in the altitude fork?
Aluminum is good if you built aircraft style with thin sheeting
for skin and something thicker (1/4") for ribs. But you will
do a lot of either bolting, riveting or alum welding...