2024 Ohio Code 3335.31 – School of mines and mine engineering – laboratories

2023 Ohio Code 3335.31 – School of mines and mine engineering – laboratories

2020 Ohio Code 3335.31 – School of mines and mine engineering – laboratories

2018 Ohio Code 3335.31 – School of mines and mine engineering – laboratories

2016 Ohio Code 3335.31 – School of mines and mine engineering – laboratories

2015 Ohio Code 3335.31 – School of mines and mine engineering – laboratories

2014 Ohio Code 3335.31 – School of mines and mine engineering – laboratories

2013 Ohio Code 3335.31 – School of mines and mine engineering – laboratories

2009 Ohio Code 3335.31 – School of mines and mine engineering – laboratories