Restricted. Closed for 25 years after the creation of the records and thereafter open to the public after consultation with the University Archivist and in accordance with the General Restriction Statement of the L. Tom Perry Special Collections. ; It is the responsibility of the researcher to obtain any necessary copyright clearances.Permission to publish material from Brigham Young University College of Physical and Mathematical Sciences Records, 1956-1992 must be obtained from theSupervisor of Reference Services and/or the L. Tom Perry Special Collections Board of Curators.