Print out Mass spectrometer schematics and instructional material, compiled by Colin Pillinger Simple instructions for computer data collection, schematics entitled 'Assembly of variable volume bellows' and 'Scan Control D' schematic, with accompanying typed instructions. Copy of article 'Carbon Chemistry of the Luna 16 and 20 samples' by C. T. Pillinger, G Eglinton, A P Gower and A J T Jull, published in 'Philosophical Transactions of the Royal Society' 1977. 1977 - 13 March 1979