2024 10 USC 8776 – Quarters: extension telephones

2023 10 USC 8776 – Quarters: extension telephones

2022 10 USC 8776 – Quarters: extension telephones

2021 10 USC 8776 – Quarters: extension telephones

2020 10 USC 8776 – Quarters: extension telephones

2018 10 USC 8776 – Quarters: extension telephones