2024 30 CFR 75.1719-3 – Methods of measurement; light measuring instruments

2023 30 CFR 75.1719-3 – Methods of measurement; light measuring instruments

2022 30 CFR 75.1719-3 – Methods of measurement; light measuring instruments

2021 30 CFR 75.1719-3 – Methods of measurement; light measuring instruments

2020 30 CFR 75.1719-3 – Methods of measurement; light measuring instruments

2019 30 CFR 75.1719-3 – Methods of measurement; light measuring instruments

2016 30 CFR 75.1719-3 – Methods of measurement; light measuring instruments

2015 30 CFR 75.1719-3 – Methods of measurement; light measuring instruments

2014 30 CFR 75.1719-3 – Methods of measurement; light measuring instruments

2010 30 CFR 75.1719-3 – Methods of measurement; light measuring instruments

2009 30 CFR 75.1719-3 – Methods of measurement; light measuring instruments