It leads its studies
in the Academy of Albany N.Y. It becomes
teacher in the same academy of mathematics and natural philosophy from
1826 to the 1832. 1830 University of Princeton offers the chair of
natural Philosophy that is accepted from Henry. 1831 Invent the
1832 discovers the self-induction. From 1832 to the 46 he is teaching
the College Princeton in the New Jersey.1840 Becomes secretary of the
foundation - Smithsonian Institution.