Alexis A. Julien

1840 – 1919

• Genesis of the amphibole schists and serpentines of Manhattan Island, New York
• Notes of research on the New York obelisk
• On the geology of the Key of Sombrero
• On the variation of decomposition in the iron pyrites, its cause, and its relation to density
• The decay of the building stones of New York City
• [Papers by Alexis A. Julien.]