title: X-RAY AND CRYSTALLOGRAPHIC STUDIES OF PLANT VIRUS PREPARATIONS : I. INTRODUCTION AND PREPARATION OF SPECIMENS II. MODES OF AGGREGATION OF THE VIRUS PARTICLES.
authors.affiliation: Department of Physics, Birkbeck College, University of London.
authors.forename: J D
authors.initials: JD
authors.lastname: Bernal
authors.forename: I
authors.initials: I
authors.lastname: Fankuchen