THE purpose of this article is to present a preliminary report on a new cosmic X-ray source. The source was observed near Sco X-1 during recent rocket flights to observe Sco X-1 simultaneously with ground-based optical telescopes. It is very likely that we observed the source reported to have appeared between July 6 and July 9 by Conner et al. in an IAU telegram issued on July 30, 1969. © 1969 Nature Publishing Group.