A NEW VARIABLE u CYGNUS.—In photographing the region of α Cygni, Dr. Max Wolf (Astronomischen Nachrichten, No. 3168), on examining the plates, has found a new variable, its position for 1893˙o being R.A. 2oh. 47˙2m., Decl. + 45° 49'. The star, he says, is very easy to find, lying as it does in the south right-angle corner of a right-angled triangle, the stars in the other corners being B.D. stars + 45°˙3300 and +45°˙3302.