The document discusses the history of the St. Clair family in three paragraphs. It mentions Rollo bringing the heart of Robert the Bruce to Jerusalem in the 900s. In the 1300s, Prince Henry Sinclair allegedly sailed to North America. There is debate about the Knights Templar's involvement with the St. Clairs. The document provides a poem about Roslin Chapel and the buried barons. It notes some Sinclairs testified against the Templars and shares a quote from 1546. Finally, it lists various runestones and references a book about North American history.