Who invented the X-ray?A. Max PlankB. J.C. PerierC. Wilhelm K, Roentgen D. Samuel Colt. 0 0 votesArticle Rating Subscribe LoginNotify of new follow-up commentsnew replies to my comments Label {} [+] Name* Email* Website Label {} [+] Name* Email* Website 0 Comments Oldest Newest Most Voted Inline FeedbacksView all comments
