1. On Representations of Certain Finite Groups
2. On the Matrices Which Reduce the Kronecker Products of Representations of S.R. Groups. The manuscript was written in the fortys, privately circulated from Princeton University in 1951,
3. and appears in Quantum Theory of Angular Momentum, and eds. (Academic Press, New York and London, 1965).
4. Theory of Complex Spectra. I
5. Theory of Complex Spectra. II