adastreamer resteemedsandcoin (42)in #blockchain • 9 years ago[ANNOUNCEMENT] Russian cultural new level: Mona Lisa of blockchain [ICO]Coinference: Art of blockchain event was in St. Petersburg, where along with thought-provoking speakers, connoisseurs…adastreamer resteemedsandcoin (42)in #blockchain • 9 years ago[CONSTRUCTION] Russian cultural new level: Mona Lisa of blockchain [MOSCOW]SandCoin is a project of establishment and development of a sand quarry in the Moscow region. To understand whether…
