2024 16 USC 539p – Southeast Arizona land exchange and conservation

2023 16 USC 539p – Southeast Arizona land exchange and conservation

2022 16 USC 539p – Southeast Arizona land exchange and conservation

2021 16 USC 539p – Southeast Arizona land exchange and conservation

2020 16 USC 539p – Southeast Arizona land exchange and conservation

2018 16 USC 539p – Southeast Arizona land exchange and conservation

2017 16 USC 539p – Southeast Arizona land exchange and conservation

2015 16 USC 539p – Southeast Arizona land exchange and conservation

2014 16 USC 539p – Southeast Arizona land exchange and conservation