autoradiograph image restored please insert appropriate tag the autoradiograph image you deleted is in the public domain i have restored it see as i noted this work is in the public domain because it was published in a book that is not copyright iyengar p k and m srinivasan barc studies in cold fusion barc government of india atomic energy commission bombay many indian aec documents are public domain the same way many u s nasa and doe documents are perhaps there is a tag that applies to foriegn government research of this nature i am not not familliar with wikipedia tags of this nature if there is one that applies to this case please add it