Thanks to Peter Gentry for this note.

Thanks to the hard work of Ben Wright and Jay Treat, volumes 1-33 (1968-2000) of the Bulletin of the International Organization for Septuagint and Cognate Studies (BIOSCS) are now available in PDF online. The IOSCS printed these first 33 volumes and have obtained permission from the current publisher (Eisenbrauns) to post these volumes online.

Note: Translation ability in Greek and Hebrew is needed to get the most out of this material, but some of the articles may still be quite useful to those who lack that training.