Delta Sigma Delta (ΔΣΔ), founded on November 15, 1882, is the oldest and largest of the international professional dental fraternities, pre-dating Xi Psi Phi (1889), Psi Omega (1892) and Alpha Omega (1907).
Delta Sigma Delta (ΔΣΔ), founded on November 15, 1882, is the oldest and largest of the international professional dental fraternities, pre-dating Xi Psi Phi (1889), Psi Omega (1892) and Alpha Omega (1907). (en)