1. The abundance of the elements;Aller,1972
2. Origin, age and composition of meteorites;Anders;Space Sci. Rev.,1964
3. Meteorites and the early solar system;Anders;Ann. Rev. Astron. Astrophys.,1971
4. Fractionation and condensation in space;Arrhenius;Earth Planet. Sci. Lett.,1971
5. Baedecker P. A. (in press) SPECTRA: a computer code for the evaluation of high resolution gamma-ray spectra from instrumental activation analyses experiments. In Advances in Obsidian Glass Studies: Archaleogical and Geochemical Perspectives, (editor R. E. Taylor), Noyes Press.