In this episode Edward talks about the different ways people communicate with soliders on the front and how they write back – field service postcards, honour envelopes and letters – but do any of them tell the whole story? With mother now working as a censor Edward realises she may know more about the war than she is able to say…

The Great Fire Trail: a free Time Hunters history walk around the City of London
1:02:38

Marina Ventura and The Micro-Gridders: Your Go... Designing A Grid of the Future
04:40

Marina Ventura and The Micro-Gridders: Energy Guzzlers
05:27