Kerr, W., & Krause, J. (1835). Report of the committee appointed to ascertain the number of petitioners in each county of the commonwealth praying for the repeal or modification of the school law, and the number remonstrating against said repeal, &c. Harrisburg:: Printed by Welsh & Patterson..

Kerr, William., and John Krause. Report of the Committee Appointed to Ascertain the Number of Petitioners in Each County of the Commonwealth Praying for the Repeal or Modification of the School Law, and the Number Remonstrating against Said Repeal, &c. Harrisburg:: Printed by Welsh & Patterson., 1835.

Kerr, William., and John Krause. Report of the Committee Appointed to Ascertain the Number of Petitioners in Each County of the Commonwealth Praying for the Repeal or Modification of the School Law, and the Number Remonstrating against Said Repeal, &c. Harrisburg:: Printed by Welsh & Patterson., 1835.