Neil Young is opening his entire archive of recorded material to fans to stream for free here. A Timeline on the site provides a comprehensive listing of every recording available - and it literally includes every song he has recorded and dates back to 1963. Zooming in to a particular portion of the timeline produces more detailed results on what is available from that period.
The recordings are all encoded in Xstream high resolution, delivering a superior quality of sound than other formats offered online. Xstream is capable of optimizing the quality to take fullest advantage of each end user's available bandwidth.