He helped organize the Liberty Party , which he supported until switching to the Republican Party in 1850 .
Glenn served as a keeper at Sing Sing Prison , and was in 1861 to 1866 , the postmaster of Macedon .
Glenn helped organize the Liberty Party , which Glenn supported until switching to the Republican Party in 1850 .
Glenn served as a keeper at Sing Sing Prison , and was in 1861 to 1866 , the postmaster of Macedon .