action research

air compression refrigerating machine Bacillus catenulus coloring method criquina dechlorophyllization Despacilina enclosed meander gotten fresh helium gas circulator high-flying highway hornafj?rthur (horna fd. ) hubble classification (of galaxies) laser distance measuring instrument lipotropic action objectivized sectorial teeth (or carnassial teeth) state demesne toepad visibility disc Zeeman displacement