2024 16 USC 410c – Preservation of primitive condition

2023 16 USC 410c – Preservation of primitive condition

2022 16 USC 410c – Preservation of primitive condition

2021 16 USC 410c – Preservation of primitive condition

2020 16 USC 410c – Preservation of primitive condition

2018 16 USC 410c – Preservation of primitive condition

2017 16 USC 410c – Preservation of primitive condition

2015 16 USC 410c – Preservation of primitive condition

2014 16 USC 410c – Preservation of primitive condition