00582nam a2200169Ia 4500 190327s9999||||xx |||||||||||||| ||und|| NITIL NITIL 21st 551.04 R233W Ratcliffe, J A The World around us six essays based upon the christmas lectures delivered at the Royal institution 1958 J A Ratcliffe London English Universities Press 1960 vi, 122p. Earth sciences; Environmental sciences; Geomagnetism; Atmosphere Deacon, G E R Stagg, J M BKS 62321 62321 0 0 DDC 0 0 NITIL NITIL 2019-04-04 0 551.04 R233W 30161 2019-04-04 00:00:00 2019-04-04 BKS