Jeremy Charles Hollmann, "The Cutting Edge: Khoe-San rock-markings at the Gestoptefontein-Driekuil engraving complex, North West Province, South A" English | ISBN: 1784917036 | 2017 | 418 pages | PDF | 21 MB
Handbook Of Wood Engraving: With Practical Instruction In The Art For Persons Wishing To Learn Without An Instructor (1881 By William Andrew Emerson 2009 | 101 Pages | ISBN: 1104174030 | PDF | 4 MB