Datum Origin longitude details changed: for 6215 from Brussels to Greenwich, for 6297 the Paris value wrongly labeled as Greenwich is corrected to the actual Greenwhich value, for 6304 and 6310 from Paris to Greenwich and from grads to degrees, for 6666 from Lisbon to Greenwich, for 6813 from Greenwich to Jakarta; for 6801 "from Bern" added, for 6802 "from Bogota" added, for 6807 "from Lisbon" added; coordinates added for 6257 6804; precision increased for 6202 6203 6211 6221 6263 6813; leading zero added to datum origin minutes/seconds for 6201 6224 6227 6282; double space removed from text for Datum Origin for 6157 6191 6289; details amended for 6239; for 6261 changed DMS symbols to abbreviations. Info source added for 6230 6257 6804. Origin remarks amended for 6191. Added datums 6304, 6811; geogCRSs 4671 and 4821; projCRSs 30493-94. Added remarks to datums 6304 and 6811, geogCRSs 4304 and 4811, projCRSs 30491-92. Amended remarks to projCRSs 30791-92.