Sentence:  Among other interesting and weighty opinions, which were in general agreement with our contentions, was one by Mr. H. A. Staddon of Goodmayes, a gentleman who had made a particular hobby of fakes in photography. His report is too long and too technical for inclusion, but, under the various headings of composition, dress, development, density, lighting, poise, texture, plate, atmosphere, focus, <WSD>halation</WSD>, he goes very completely into the evidence, coming to the final conclusion that when tried by all these tests the chances are not less than 80 per cent. in favour of authenticity. 
Meaning of the word marked with <WSD> tags:  The blurring of light around a bright area of a photographic image, or on a television screen.