When starting our Paper Props venture John and I weren't sure how they'd be received but 7 years later and we're about to launch Disc 4: World War 1 We only ever planned to release 3, but with the centenary of World War 1 and so much material in danger of being lost we felt it was really important to commit some of this material to disc. Over 100 images drawn from private collections, allowing you to research and re-create documents. They will be available at the ABTT Show in June this this…