"X-ray diffraction patterns of DNA by Florence Bell in her Ph.D. thesis (1939) were similar to (although not as good as) ""photo 51"", but this research was interrupted by the events of World War II."
"Dumu tan n X-rayn  DNA win Florence Bell daɣ akimmăl n teɣăre net tan Ph.D daɣ awătăy wan (1939) olăhăn id (kuddeɣ as war huskăyăn) ''tăswera 51" mušăm fărak wen isăbdăd nat alɣădăr tan win Akinnăs n Alɣălim wan Issin ."