Nature : physical science : ME-01-2011 : Vol.234(1971)-Vol.246(1973) Nat., Phys. sci. (Lond.) Science Periodicals. 7475 Q1 .N22 530.9 CLP Also numbered as v. 229-246, assuming the vol. numbering of Nature. Vol. 230 no. 9-10 printed as vol. 230 no. 1-2. Also numbered as v. 229-246, assuming the vol. numbering of Nature. Vol. 230 no. 9-10 printed as vol. 230 no. 1-2. Microfilm. Ann Arbor, Mich. : University Microfilms International, [19--]. 3 reels ; 35 mm. London, Macmillan Journals Ltd. [19--]. 1971 Text Collection BI Total Holding : V.234[1971]-V.246[1973] 3 reels ; 35 mm. eng Nature Nature Library Lacks : No Lacks 7474