TweetIndex — @DerwinLGray (Dr. Derwin L. Gray). Pengikut: 74 588. Mengikuti: 1 003. Postingan: 164 251. Postingan terkumpul: 8. Tayangan: 19 503. Suka: 1 875. Repost: 335. Balasan: 128. Postingan terbaru: 2026-09-17 17:17 UTC. Tayangan: 983. Suka: 36. «Team USA Takes First Place in the International Math Olympiad. The beauty of US diversity. As the seal on American coinage says, E Pluribus » Terakhir dikumpulkan: 2026-09-17 22:11 UTC. Halaman: https://tweetindex.com/id/account/DerwinLGray