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Important developments during the past year in highway research
Road experimental station at harmondsworth
Seelische Hygiene! - lebenstüchtige Kinder! : Richtlinien für d. Erziehung im Kleinkindalter
Research and development in aeronautics
National aeronautical establishment
NACA lowers high-speed flight hurdles
Method for determining distribution of luminous emitters in cone of laminar bunsen flame
Role of physics in aeronautical development
Space heating rates for some premixed turbulent propane-air flames
Possibilities of air and space research in West Germany