This manuscript has been formed from various separate accessions: folios 1-4, presented, 1979, by the British Library, under Export Licence Regulations; folio 6, presented, 1981, by T R H Davenport, Grahamstown, South Africa through the good folios 7-10, bought, 1984, A Ritchie, Edinburgh; folios 139-140, presented, 1984, by Justin G Schiller, New York; folios 144-145, , presented, 1949, by the British Library, under Export Licence Regulations; folios 146-153, presented, 1982, by J A Carada, Rock Hill, South Carolina; folios 154-157, presented, 1979, by the British Library under Export Licence Regulations; folios 158-163, presented, 1981, by the British Library, London, under Export Licence Regulations; folios 164-165, presented, 1979, by A G Van Dyke, Toms River, New Jersey, USA; folios 166-169, presented, 1979, by Max G Lowenberg, New York; folios 177-180, presented, 1980, by the British Library under Export Licence Regulations; folios 182-185, presented, 1982, by the British library, acquired under Export Licence Regulations; folios 186-196, presented, 1984, by an Anonymous donor; folios 197-200, presented, 1980, by the British Library, through Export Licence Regulations; folios 258-259, bought, 1980, Dr William’s Library, London; folios 262-272, presented, 1982, by the British Library through Export Licence; folios 273-274, Deposited, 1979, by Scottish National Memorial to David Livingstone, Glasgow; folios 314-317, presented, 1980, by F P D Moore, Bury St Edmunds through the good offices of C Kelly, Royal Geographical Society; offices of G A Shepperson, University of Edinburgh; folios 318-325, presented, 1988, by the British Library under Export Licence Regulations; folios 326-327, presented, 1949, by the British Library, under Export Licence Regulations; the rest acquired elsewhere, various dates.