Al came to Princeton from Portsmouth (R.I.) Priory School, bearing the family name of Pruszanowski (which in 1971 he shortened to Prus). Born in Poland, he became an American citizen. He majored in aeronautical engineering at Princeton and joined Key and Seal. He served in the Army and later earned degrees from MIT, Adelphi University, and Fairleigh Dickinson.

Al worked for UNIVAC, Raytheon, and Republic Aviation. He and his wife, Angeline, lived for many years in Morristown, N.J.

Al died Aug. 21, 2011. The class extends its sincere sympathy to Angeline.

Undergraduate Class of 1952