What does BIRS stand for?

Banff International Research Station (FLAA)

Baptist Information Retrieval System - Southern Baptist Convention - Nashville, TN - Library network - Defunct

Basic Indexing and Retrieval System - Computer science (DIT)

Basic Information Retrieval System (NITA)

Biology Information Retrieval System - Marine science (MSC)

Birmingham Steel Corp. - OTCBB symbol

British Institute for Recordes Sound (SAUO)

British Institute of Recorded Sound