Paul Oliver Vernacular Architecture LibraryThe Paul Oliver Vernacular Architecture Library (POVAL) is a unique multi-disciplinary collection of printed and visual resources dealing with vernacular architecture worldwide. Collected over a period of more than 50 years by Professor Paul Oliver, it includes works by architects, geographers, architectural and art historians, planners, folklorists, archaeologists, conservationists and anthropologists. The largest collection of its kind in the world, it is a truly global resource of value to anyone interested in the study, conservation and development of the world’s built environments.