Optigan

Here’s a list of the weights and dimensions of the various Optigan models (minus the 37003, which I don’t have info for), to aid in estimating shipping costs. Note that these figures are for just the Optigan itself, not including a bench or any other extras.
Model 34001:
width: 34.75″
height: 32″
depth: 18″
weight: 76 lbs

Model 35001 & 35002:
width: [...]

There were six different versions of the Optigan. Essentially they were the same machine, the cabinet design being the primary variant. For pictures of the different types, go to this page.

34001 Early monophonic model, with reverb. Not very many of these were produced
35001 Standard stereophonic model, with reverb.
35002 Standard stereophonic model, without reverb.
35011 Real wood, [...]