Comprises assorted papers, including tabulated data about cards for computer program 187/7, with print-outs; tabulated data with annotations; graphs; notes titled 'Approximate Mean Epoch of Astrolabe Observations' and 'Summary of Astr Cat Corrns'; tabulated data labelled 'Investigation into stars in groups F and G that have ∆n that appear to stand off'; and notes titled 'Astrolabe Summary'; 'Astrolabe Results'; and 'Astrolabe Weights'.