By Kirk Miller Some crate digging by Jimmy Carter’s grandson has turned up the existence of a rather amazing vinyl collection that was once housed in the White House. Per the Washingtonian, John Chuldenko learned about the record collection during a family trip with the rest of the Carter clan. A director and writer, Carter’s grandson used his connections to find more info on the mysterious vinyl treasure, eventually learning that a well-curated music selection was indeed once housed in the White House, but now resides in a secure offsite facility. The collection was started in the 1970s via a…