20 September is a calendar date used in the Aceh Wiki History date-linking convention, by which every full date is split into a day-month link and a year link. In the material drawn from Generaal Swart, Pacificator van Atjeh it appears in the articles listed below.
Articles referring to this date
Account from Verstege’s Een beroep op het Nederlandsche volk (1886)
Night of 20-21 September 1885: tram and telephone again damaged near Lampermej; closing date of Boumeester’s inspection in 1879 (see Guerilla raids inside the concentration line (1885)).
See Also
Source
Generaal Swart, Pacificator van Atjeh (“General Swart, Pacifier of Atjeh”), by M. H. du Croo, Colonel K.N.I.L. (retired), with the collaboration of H. J. Schmidt, Titular Colonel K.N.I.L. (retired), with a foreword by His Excellency Lieutenant-General K.N.I.L. (retired) G. K. Dijkstra (Maastricht: N.V. Leiter-Nypels, 1943), passim.
Een beroep op het Nederlandsche volk in zake het Atjeh-vraagstuk, door J. J. W. E. Verstege (Amsterdam: J. H. de Bussy, 1886), see op. cit.. OCR: DLP-158.