Bilayer-folded lamellar mesophase induced by random polymer sequence | Nature Communications
Silver 1973 German Coins for sale | eBay
5 DM J.387 1973 "D" = München stempelfrisch
1973 German Coins for sale | eBay
1973 German Coins for sale | eBay
D.) McConnell. Apatite: its crystal chemistry, mineralogy, utilization, and geologic and biologic occurrences. Applied Mineralogy, Volume 5. Vienna and New York (Springer-Verlag), 1973. xvi+ III pp., 17 figs. Price $314 (DM 47;