BIOS Final Report No 985. Item No 30. The Separation of Methane and Ethylene from Coal Gas. British Intelligence Objectives Sub-Committee by N. Booth
No Edition Remarks. 23 pages. This is an ex-Library book. Green paper covers. Expected library inserts, stamps and inscriptions. Moderate tanning to pages throughout. Binding remains firm. Paper covers have light edge-wear and corner curling with moderate scuffing and tanning overall. Library stamp to front cover. Rust marks to staple binding.