I was posting some pictures of Sherton Abbas on the "O gauge Guild" forum https://www.gauge0guild.com/, where it was pointed out that my poor signalman had no means of communicating with the rest of the world. This situation obviously had to be rectified by the addition of some telegraph paraphernalia! I spent some time researching the subject, but as is so often the case in this hobby, the more I read the more questions I needed answering:-) During my search I came across a number of intere