Citation: S. White John, Gallery reviews: the Smithsonian's Janet Annenberg Hooker Hall of Geology, gems and minerals, Mineralogical record , 31(3), 2000, pp. 265-271
Citation: S. White John, Collecting ordovician fossils at Swatara state park, Lebanon county, Pennsylvania, Rocks and minerals , 81(4), 2006, pp. 293-295
Citation: S. White John, Gallery reviews: tourmaline-Romancing the stone: the many faces of tourmaline, Harvard Mineralogical Museum, Mineralogical record , 32(4), 2001, pp. 319-320