History of radical trapping / F.O. Rice -- Radical formation and trapping from the gas phase / B.A. Thrush -- Techniques of electrical discharge for radical production / Thomas M. Shaw -- Radical formation and trapping in the solid phase / George C. Pimentel -- Low temperature equipment and techniques / F.A. Mauer -- Optical spectroscopy of trapped radicals / D.A Ramsay -- Electron spin resonance studies of trapped radicals / C.K. Jen -- Chemical and physical studies of trapped radicals / James W. Edwards -- X-ray diffraction studies and their crystal-chemical implications / H.S. Peiser -- Free radical trapping - theoretical aspects / J.L. Jackson -- Trapped radicals in astrophysics / Bertram Donn -- Trapped radicals in high polymer systems / H. Morawetz -- Trapped radicals in propulsion / Maurice W. Windsor -- Trapped radicals in radiation damage / R.S. Alger -- Trapped radicals in biological processes / C.H. Bamford and A.D. Jenkins -- Chemical utilization of trapped radicals / D.E. Carr.