Nature, Količina 86

action animals appears applied become body British carried cause chapter collection College complete connection considerable contains course dealing Department described determined direction discussion edition effect engineering evidence examination existence experiments fact further given gives Government hour illustrated important increase Institute interesting issued knowledge known land less light lines London March material matter means measure ment method nature observations obtained origin passed period physical plants possible practical present Price probably problem produced Prof published question received recent records reference regard relation remarkable Royal schools scientific shown Society South species speed suggested taken technical theory tion University various volume whole