Nelthorpe, E.H.
Complete physics course for schools/ E.H.Nelthorpe - London: John murry; 1946. - 375p. : ill. ; 20cm.
530 / NEC
Complete physics course for schools/ E.H.Nelthorpe - London: John murry; 1946. - 375p. : ill. ; 20cm.
530 / NEC