You can also can also do a more sweeping search covering many years where you might have to do one year at a time in paper. Paper indexes, on the other hand, often are the only way to cover any written articles prior to the 50's or 60's. Talk to the reference librarian to find out which indexes might help you.
Many indexes are available on CD-ROM and are accessed via computers in the reference index area.
The following are some of the CD-ROM indexes at Tutt Library. Covers 1969- current. Covers 1976- current. Updated ever two months. Covers 1972- current.