2024 44 USC 513 – Comparison of paper and envelopes with standard quality

2023 44 USC 513 – Comparison of paper and envelopes with standard quality

2022 44 USC 513 – Comparison of paper and envelopes with standard quality

2021 44 USC 513 – Comparison of paper and envelopes with standard quality

2020 44 USC 513 – Comparison of paper and envelopes with standard quality

2018 44 USC 513 – Comparison of paper and envelopes with standard quality

2017 44 USC 513 – Comparison of paper and envelopes with standard quality

2015 44 USC 513 – Comparison of paper and envelopes with standard quality

2014 44 USC 513 – Comparison of paper and envelopes with standard quality