Illustration of the new Poldhu station
Zenneck, Jonathan Adolf Wilhelm. Wireless Telegraphy. New York: McGraw-Hill Book Company, 1915. Chapter VI, Figure 184. Google Books (https://books.google.ca/books?id=0DFLAAAAMAAJ).
The plan for an aerial system to replace the one destroyed at Poldhu. Wires connected the four towers to the station below. This setup was eventually used at several stations around the world.