To aid assembling parts with CA as well as to avoid unintentionally bonding a model to something, I assemble the parts on the surface of an old stainless steel ruler. The CA bonds to the stainless just enough to help hold parts in alignment while they set, but it's easy enough to gently pop them off the ruler with the tip of a sharp knife.

Here's video of my layout, first in near-total darkness, then in daylight. [video:http://www.youtube.com/watch?v=cLmc2DIJHkY 100x100]

Uncle Sugar gave me a bit a change, so as soon as I could, I got in touch with my favorite dealer.  Picked up another B unit for the CB&Q (this [ ... ]

Here's a pic of the six, so far...