RR Auction   Catalog 535 (Sep 2018 September Auction) https://www.liveauctioneers.com/item/64154075_badfinger Lot 710 - Badfinger ESTIMATE: $400-$600 end: September 12, 2018 18:00 (UTC-5 : EST/CDT) Sold Price: $708.05   Green ballpoint signatur