Once again, Real Gone Music’s March slate offers up an eclectic selection of genres ranging from bluegrass to funk to jazz to alt-country to hard rock to soundtrack music, all spanning the years 1971-2006.  All of these six vinyl reissue titles are due out tomorrow, March 3.  Read on for more details about each title. John Hartford moved to Nashville in 1965 and signed with RCA Victor the next year.  The songwriter and multi-instrumentalist would record six studio albums for the label.  The second of these, 1967’s Earthwords and Music, featured his…