Dear Colleagues- The MACHO project has detected a candidate microlensing event in progress towards the Galactic bulge. Event OGLE-1999-BUL-36 (99-BLG-44) Star ID 308.38595.1020 RA (J2000) 18:20:30.0 DEC (J2000) -21:57:04 V ~19.8 R ~18.8 A ~1.9 and rising on 16 Jul, expected peak near 05 Aug, duration 68 +/- 10 days. Finding charts and lightcurves are available on the web page at http://darkstar.astro.washington.edu or ftp site darkstar.astro.washington.edu directories macho/Alert/99-*. If you wish to no longer receive these bulletins please notify us at macho@astro.washington.edu.