Hey Malcolm- yep its a Walthers tower and they come in silver or black. Ebay tends to have the best price on them. They are pretty tall right out of the box and I think maybe even 16 inches. I have cut mine down a bit so I am not sure of the original height. Another one to take a look at is the Ameri-town tank. Is slightly larger than the Walthers HO version thought not sure of height. The last one to consider is from Plastruct. Its really big......
Hey Daryl- Sure those are just 12V bulbs from Mineatronics
I run them to an old HO scale DC power supply. I have it set to 10 volts so the bulbs should last forever. You can also pick up a 12v constant power supply from miniatronics or Radio Shack. One point to note is that all of the lights go into a terminal block that is under the city module and from there I just run 2 wires to the power supply. Its tedious putting in lights but night operations are worth it. The layout takes on a whole different look and feel. The street lights are just home made from dowl's and some wire. I am waiting for someone to make some street lamps that look realistic in O......