British Oxygen Ltd Technical Information.

6 X 40's British Oxygen Ltd Technical Information Booklets on:1/ Oxy - Acetylene Welding.2 / Aluminium Welding.3 / Fusion Welding of Cast Iron.4 / Oxy- Acetylene Welding of Copper.5 / Bronze Welding.6 / Flame Brazing of Aluminium.Not a Complete Set but Interesting.In Good Used Condition as Per Photo's