00448nam a2200169Ia 4500 190328s9999||||xx |||||||||||||| ||und|| 58-7085 NITIL NITIL 21st 503 N82V Nostrand, D Van Van Nostrand's scientific encyclopedia D Van Nostrand 3rd Princeton D Van Nostrand 1958 vi, 1839p. Science-Encyclopedia BKS 35149 35149