Annual Report Number Two Open PDF Document Details Document Type Technical Report Publication Date Sep 30, 1952 Accession Number AD0000769 Entities People C. E. Mandeville C. P. Swann Tags Communities of Interest Energy and Power Technologies DTIC Thesaurus Topics Coincidence Counting Cosmic Rays Detection Diagrams Diurnal Variations Electric Fields Electron Tubes Energy Frequency Grids High Altitude Ionization Ionization Chambers Measurement Nuclear Reactions Photographic Emulsions Scattering