Mining historic shipwrecks for lead and other old things from the bottom of the sea. Also, Robots! Weekly Salvage: November 4, 2019 Posted on November 4, 2019November 4, 2019 By Andrew Thaler Weekly Salvage Transcript available below. Read More “Mining historic shipwrecks for lead and other old things from the bottom of the sea. Also, Robots! Weekly Salvage: November 4, 2019” »