21 Sep
2011
21 Sep
'11
12:41 p.m.
Here's a diagram of the Gerrish polar mount, for those not familiar with it's kinematics: http://adsabs.harvard.edu/full/1924PA.....32..414L It can easily be made as a compact, portable mount. I've seen them mounted as a 2-wheeled "wheelbarrow" design.