Truro Cathedral, Cornwall. Vintage picture of Truro Cathedral Cornwall. Truro is situated on the confluence of the rivers Kenwyn and Allen, which combine to become the Truro River, one of a series of creeks, rivers and drowned valleys leading into the River Fal and then to the large natural harbour of Carrick Roads. This print is an old black and white lithograph from an etching by Donald Maxwell, published in 1928. Paper size 11×8.5ins. Image size approx 7.5×6.75ins. .