So simple, in his presentation, his descriptions up to the point .. Does what you ask him reference;) Many black and white photos, illustrations and sometimes shots (some of earlier times). Few color photo (fifty inset dedicated pages). A useful index by department. (But missing GeoRef details.)
'Pad' reference starting point (name, geographical) and then further to more specialized books (Atlas, medieval Encyclopedia [Salch, Viollet le Duc, Mesqui,])
