TIlls book is the result of an effort made by several members of the Euratom Neutron Radiography Working Group (NRWG) to produce a new, revised and enlarged edition of the Neutron Radiography Handbooldlj (NRH), written by members of the NRWG and published in 1981, just before the First World Conference on Neutron Radiography (WCNR) (1981). Members of the NRWG have contributed with many papers both to the first (1981) 2), as well as the second (1986) 3) and third (1989) 4) World Conference on Neutron Radiography (WCNR). They were also among the editors of the proceedings of those conferences...