Photographing the invisible : practical studies in spirit photography, spirit portraiture, and other rare but allied phenomena (1911)
Coates, James · London : L.N. Fowler & Co. ; Chicago : Advanced Thought Publishing Co. · leaf 8
| Frontispiece. Rothesay, and to her son, Mr D avid A. Simpson, who passed into the higher life 25th July 1908, whose kindly aid and patient encouragement enabled me to edit this book.
Photography of the invisible · Spiritualism · Spirit photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
