Complex sentence: Harper attended Minden High School and worked at another publication called the "Webster Signal", published by Thomas Wafer Fuller, a member of the Louisiana State Senate from 1896 to 1900 and a Webster Parish school superintendent from 1908 to 1920.
Split into simpler sentences: Harper attended Minden High School and worked at another publication called the Webster Signal. The "Signal" was published by Thomas Wafer Fuller, who served as a member of the Louisiana State Senate from 1896 to 1900 and as Webster Parish school superintendent from 1908 to 1920.