RT Journal A1 Savage GC T1 BInocular spacial pole JF Journal of the American Medical Association JO Journal of the American Medical Association YR 1909 FD September 25 VO LIII IS 13 SP 1042 OP 1042 DO 10.1001/jama.1909.02550130058013 UL http://dx.doi.org/10.1001/jama.1909.02550130058013 AB To the Editor:  —I wish to announce that on September 4 I discovered the binocular spacial pole, a discovery of much importance in the study of binocular single vision and binocular rotations. In the near future I hope to report fully on the matter.