The hair samples of presidents George Washington, Thomas Jefferson, John and John Quincy Adams shown here are all part of the collection of Peter Browne that is housed in the Academy of Natural Sciences of Philadelphia.
                                            (Courtesy the Academy of Natural Sciences of Philadelphia)

Hair Club for Presidents

The hair samples of presidents George Washington, Thomas Jefferson, John and John Quincy Adams shown here are all part of the collection of Peter Browne that is housed in the Academy of Natural Sciences of Philadelphia.

Credit: Courtesy the Academy of Natural Sciences of Philadelphia