Yost was elected as a Democrat to the Twenty - Eighth and Twenty - Ninth Congresses , serving from 1843 to 1847 .
He was a member of the Pennsylvania State House of Representatives from 1836 to 1839 .
member was elected as a Democrat to the Twenty - Eighth and Twenty - Ninth Congresses , serving from 1843 to 1847 .
He was a member of the Pennsylvania State House of Representatives from 1836 to 1839 .