This was discussed at
http://www.powerlineman.com/pictures/2003/january/sand/sand.htm last month …with a couple of related links.
Bill A — your blowup looks great. If it’s a forgery, it's a good one.
About the nowhere transformer...they are used to power small battery chargers for rail signaling. One pair of spans on those crossarm is a 60Hz circuit—not absolutely sure of the voltage, but it’s probably less than 2.4kV.
