2024 21 CFR 892.1910 – Radiographic grid

2023 21 CFR 892.1910 – Radiographic grid

2022 21 CFR 892.1910 – Radiographic grid

2021 21 CFR 892.1910 – Radiographic grid

2020 21 CFR 892.1910 – Radiographic grid

2019 21 CFR 892.1910 – Radiographic grid

2016 21 CFR 892.1910 – Radiographic grid

2015 21 CFR 892.1910 – Radiographic grid

2014 21 CFR 892.1910 – Radiographic grid

2010 21 CFR 892.1910 – Radiographic grid