Led Zeppelin – Led Zeppelin II (1969, RL (Robert Ludwig) Cut, Monarch Pressing, Vinyl) - Discogs

Led Zeppelin – Led Zeppelin II (1969, RL (Robert Ludwig) Cut, Monarch Pressing, Vinyl) - Discogs

Led Zeppelin: A Vinyl Buyer's Guide – Every record tells a story

Holy Crap! I found a Ludwig Led Zeppelin II in a bargain bin! : r/vinyl

Led Zeppelin II 1969 Atlantic Robert Ludwig's Hot Mix RL Stamps Monarch Press - auction details

Led Zeppelin: A Vinyl Buyer's Guide – Every record tells a story

Roots Vinyl Guide

Led Zeppelin II, RL Pressing: A difference you can see. : r/vinyl

Led Zeppelin - Led Zeppelin II, Releases

Led Zeppelin - Led Zeppelin II, Releases

Led Zeppelin – Led Zeppelin (1974, MO - Monarch Pressing, Vinyl) - Discogs

Led Zeppelin II (Robert Ludwig 1st HOT press) : r/vinyl

Led Zeppelin – Led Zeppelin II (1969, RL Cut, PR - Presswell Pressing, Vinyl) - Discogs