| Round 1 |
| do 24-09-1998 |  Kunst en Genoegen | - |  Hiltex 3 | | 8 | - | 8 | | | |
| Adrie Voorn | - | Frank Pasman (1102) | | 1 | - | 1 | | | |
| Piet van der Poel | - | Peter van Heun (1211) | | 0 | - | 2 | | | |
| Wim Keessen | - | Pieter Hildering (1182) | | 0 | - | 2 | | | |
| Luuk Smit | - | Dirk van der Waal (1148) | | 1 | - | 1 | | | |
| Rene de Jong | - | Hans Gons (1089) | | 0 | - | 2 | | | |
| Wim Könst | - | Wim Luberti | | 2 | - | 0 | | | |
| Ton Voorn | - | Albert Onrust (810) | | 2 | - | 0 | | | |
| Leo Hoogervorst | - | Jan Sluijmers | | 2 | - | 0 | | | |
| di 29-09-1998 |  BDC Beverwijk | - |  Haarlemsche Damclub | | 10 | - | 6 | | | |
| Stef Lippes | - | Dimitri Otto | | 2 | - | 0 | | | |
| Jan Kloes | - | Marcel Dankers | | 2 | - | 0 | | | Game |
| Arie A. van Nieuwkerk (975) | - | Marcel Kosters (1045) | | 1 | - | 1 | | | |
| Jan Graanstra | - | Fabian Snijder | | 1 | - | 1 | | | |
| Theo van Wort | - | Richard Mooser (1348) | | 1 | - | 1 | | | |
| Louis van den Heuvel | - | Cees Teeuwen | | 1 | - | 1 | | | |
| Jan van Aarle | - | Frank Hagebeek | | 1 | - | 1 | | | |
| Fred Kok | - | Joop Meure | | 1 | - | 1 | | | |
|  Amstelland 2 | - |  Heemstede 2 | | 11 | - | 5 | | | |
| Bob Out (984) | - | Henk Beliën | | 1 | - | 1 | | | |
| Jacques Ebben | - | Carlo Koopman | | 1 | - | 1 | | | |
| Ton van Tulder | - | Piet Beliën | | 0 | - | 2 | | | |
| Ben van Nieuwkerk | - | Chris Smit | | 2 | - | 0 | | | |
| Lou Koopman | - | Harrij de Groot | | 2 | - | 0 | | | |
| Jaap Stroomer | - | Theo Blom | | 2 | - | 0 | | | |
| Jan Jongkind | - | H.Rood | | 2 | - | 0 | | | |
| Gerard van der Zee | - | Jan Warmerdam | | 1 | - | 1 | | | |
|  ADW Amsterdam | - |  Almere | | 6 | - | 10 | | | |
| Rob van Westerloo (1174) | - | Michel Horn (1226) | | 1 | - | 1 | | | |
| Jan Hondeman | - | Adriaan van der Zwan | | 2 | - | 0 | | | |
| René Sarton | - | Heimen Langbroek (1071) | | 1 | - | 1 | | | |
| J. Grootkerk | - | Leen van der Gaag | | 0 | - | 2 | | | |
| Joop van Straalen | - | Erik Voet | | 0 | - | 2 | | | |
| Guus Gase | - | Hendrik-Jan Beekman | | 0 | - | 2 | | | |
| Rinus Vreeburg | - | Miro Alberto | | 1 | - | 1 | | | |
| Henk van Houten (990) | - | Wim Wasseur | | 1 | - | 1 | | | |
| Round 2 |
| vr 23-10-1998 | Hiltex 3 | - | Amstelland 2 | | 15 | - | 1 | | | |
| Pieter Hildering (1182) | - | niet opgekomen | | 2 | - | 0 | | R | |
| Frank Pasman (1102) | - | Jacques Ebben | | 2 | - | 0 | | | |
| Peter van Heun (1211) | - | Ben van Nieuwkerk | | 2 | - | 0 | | | |
| Hans Gons (1089) | - | Lou Koopman | | 2 | - | 0 | | | |
| Lucien Leerdam (1082) | - | Jaap Stroomer | | 2 | - | 0 | | | |
| Wim Luberti | - | Jan Jongkind | | 2 | - | 0 | | | |
| Feike Reitsma (1187) | - | Gerard van der Zee | | 1 | - | 1 | | | |
| Dirk van der Waal (1148) | - | Luit Havinga | | 2 | - | 0 | | | |
| ma 26-10-1998 | Haarlemsche Damclub | - | Kunst en Genoegen | | 7 | - | 9 | | | |
| Richard Mooser (1348) | - | Adrie Voorn | | 2 | - | 0 | | | |
| Marcel Kosters (1045) | - | Piet van der Poel | | 2 | - | 0 | | | |
| Dimitri Otto | - | Rene de Jong | | 0 | - | 2 | | | |
| Cees Teeuwen | - | Wim Keessen | | 1 | - | 1 | | | |
| Frank Hagebeek | - | Wim Könst | | 1 | - | 1 | | | |
| Edwin Ran | - | Ton Voorn | | 0 | - | 2 | | | |
| Chris Moonen | - | Leo Hoogervorst | | 1 | - | 1 | | | |
| Joop Meure | - | Piet Terlouw | | 0 | - | 2 | | | |
| di 27-10-1998 | Heemstede 2 | - | ADW Amsterdam | | 12 | - | 4 | | | |
| Henk Beliën | - | Rob van Westerloo (1174) | | 1 | - | 1 | | | |
| Carlo Koopman | - | Henk van Houten (990) | | 1 | - | 1 | | | |
| Piet Beliën | - | Rinus Vreeburg | | 1 | - | 1 | | | |
| Sjoerd van Hettema | - | René Sarton | | 2 | - | 0 | | | |
| Chris Smit | - | Joop van Straalen | | 1 | - | 1 | | | |
| H.Rood | - | J. Grootkerk | | 2 | - | 0 | | | |
| Jan Beliën | - | Guus Gase | | 2 | - | 0 | | | |
| Harrij de Groot | - | Chris van Gool | | 2 | - | 0 | | | |
| Almere | - | BDC Beverwijk | | 10 | - | 6 | | | |
| Peter Terstall | - | Jan Kloes | | 1 | - | 1 | | | Game |
| Michel Horn (1226) | - | Stef Lippes | | 1 | - | 1 | | | |
| Leen van der Gaag | - | Leo van der Meij | | 2 | - | 0 | | | |
| Adriaan van der Zwan | - | Arie A. van Nieuwkerk (975) | | 0 | - | 2 | | | |
| Erik Voet | - | Theo van Wort | | 1 | - | 1 | | | |
| Miro Alberto | - | Fred Kok | | 2 | - | 0 | | | |
| Hendrik-Jan Beekman | - | Jan van Aarle | | 2 | - | 0 | | | |
| Wim Wasseur | - | Dennis Rinkel | | 1 | - | 1 | | | |
| Round 3 |
| di 17-11-1998 | ADW Amsterdam | - | Amstelland 2 | | 10 | - | 6 | | | |
| Rinus Vreeburg | - | Bob Out (984) | | 2 | - | 0 | | | |
| Jan Hondeman | - | Jacques Ebben | | 1 | - | 1 | | | |
| Allard de Liefde | - | Anton Neus (1009) | | 1 | - | 1 | | | |
| Rob van Westerloo (1174) | - | Ben van Nieuwkerk | | 1 | - | 1 | | | |
| Henk van Houten (990) | - | Ton van Tulder | | 2 | - | 0 | | | |
| René Sarton | - | Jaap Stroomer | | 2 | - | 0 | | | |
| J. Grootkerk | - | Jan Jongkind | | 0 | - | 2 | | | |
| Joop van Straalen | - | Gerard van der Zee | | 1 | - | 1 | | | |
| BDC Beverwijk | - | Heemstede 2 | | 6 | - | 10 | | | |
| Stef Lippes | - | Henk Beliën | | 0 | - | 2 | | | |
| Jan Kloes | - | Carlo Koopman | | 0 | - | 2 | | | Game |
| Arie A. van Nieuwkerk (975) | - | Piet Beliën | | 1 | - | 1 | | | |
| Jan Graanstra | - | Chris Smit | | 1 | - | 1 | | | |
| Leo van der Meij | - | H.Rood | | 1 | - | 1 | | | |
| Theo van Wort | - | Sjoerd van Hettema | | 1 | - | 1 | | | |
| Ab Roemeling | - | Jan Beliën | | 1 | - | 1 | | | |
| Fred Kok | - | Harrij de Groot | | 1 | - | 1 | | | |
| do 19-11-1998 | Kunst en Genoegen | - | Almere | | 9 | - | 7 | | | |
| Adrie Voorn | - | niet opgekomen | | 2 | - | 0 | | R | |
| Piet van der Poel | - | Leen van der Gaag | | 0 | - | 2 | | | |
| Rene de Jong | - | Peter Terstall | | 1 | - | 1 | | | |
| Luuk Smit | - | Hendrik-Jan Beekman | | 2 | - | 0 | | | |
| Wim Keessen | - | Erik Voet | | 1 | - | 1 | | | |
| Wim Könst | - | Joke Hartkamp-van Geemen | | 0 | - | 2 | | | |
| Ton Voorn | - | Miro Alberto | | 2 | - | 0 | | | |
| Leo Hoogervorst | - | Adriaan van der Zwan | | 1 | - | 1 | | | |
| vr 20-11-1998 | Hiltex 3 | - | Haarlemsche Damclub | | 12 | - | 4 | | | |
| Peter van Heun (1211) | - | Richard Mooser (1348) | | 0 | - | 2 | | | |
| Lucien Leerdam (1082) | - | Marcel Kosters (1045) | | 2 | - | 0 | | | |
| Frank Pasman (1102) | - | Fabian Snijder | | 1 | - | 1 | | | |
| Pieter Hildering (1182) | - | Marcel Dankers | | 2 | - | 0 | | | |
| Hans Gons (1089) | - | Cees Teeuwen | | 2 | - | 0 | | | |
| Dirk van der Waal (1148) | - | Chris Moonen | | 1 | - | 1 | | | |
| Feike Reitsma (1187) | - | Frank Hagebeek | | 2 | - | 0 | | | |
| Jan ten Brink | - | Edwin Ran | | 2 | - | 0 | | | |
| Round 4 |
| di 08-12-1998 | Amstelland 2 | - | Haarlemsche Damclub | | 4 | - | 12 | | | |
| Bob Out (984) | - | Fabian Snijder | | 0 | - | 2 | | | |
| Jacques Ebben | - | Richard Mooser (1348) | | 0 | - | 2 | | | |
| Anton Neus (1009) | - | Dimitri Otto | | 2 | - | 0 | | | |
| Ton van Tulder | - | Marcel Kosters (1045) | | 0 | - | 2 | | | |
| Ben van Nieuwkerk | - | Frank Hagebeek | | 0 | - | 2 | | | |
| Jaap Stroomer | - | Chris Moonen | | 1 | - | 1 | | | |
| Jan Jongkind | - | Cees Teeuwen | | 1 | - | 1 | | | |
| Gerard van der Zee | - | Marcel Dankers | | 0 | - | 2 | | | |
| ADW Amsterdam | - | BDC Beverwijk | | 7 | - | 9 | | | |
| J. Grootkerk | - | Jan Kloes | | 0 | - | 2 | | | Game |
| Henk van Houten (990) | - | Arie A. van Nieuwkerk (975) | | 2 | - | 0 | | | |
| Rob van Westerloo (1174) | - | Theo van Wort | | 1 | - | 1 | | | |
| Jan Hondeman | - | Leo van der Meij | | 0 | - | 2 | | | |
| Rinus Vreeburg | - | Stef Lippes | | 1 | - | 1 | | | |
| Joop van Straalen | - | Evert Andrea | | 1 | - | 1 | | | |
| René Sarton | - | Jan van Aarle | | 0 | - | 2 | | | |
| Allard de Liefde | - | Fred Kok | | 2 | - | 0 | | | |
| Heemstede 2 | - | Kunst en Genoegen | | 6 | - | 10 | | | |
| Henk Beliën | - | Adrie Voorn | | 1 | - | 1 | | | |
| Carlo Koopman | - | Piet van der Poel | | 0 | - | 2 | | | |
| Sjoerd van Hettema | - | Rene de Jong | | 2 | - | 0 | | | |
| Chris Smit | - | Wim Könst | | 1 | - | 1 | | | |
| H.Rood | - | Ton Voorn | | 0 | - | 2 | | | |
| Jan Beliën | - | Piet Terlouw | | 2 | - | 0 | | | |
| Piet Beliën | - | Nico Duikersloot | | 0 | - | 2 | | | |
| Harrij de Groot | - | Leo Hoogervorst | | 0 | - | 2 | | | |
| Almere | - | Hiltex 3 | | 8 | - | 8 | | | |
| Peter Terstall | - | Lucien Leerdam (1082) | | 0 | - | 2 | | | |
| Michel Horn (1226) | - | Peter van Heun (1211) | | 1 | - | 1 | | | |
| Leen van der Gaag | - | Hans Gons (1089) | | 2 | - | 0 | | | |
| Erik Voet | - | Feike Reitsma (1187) | | 1 | - | 1 | | | |
| Miro Alberto | - | Dirk van der Waal (1148) | | 0 | - | 2 | | | |
| Adriaan van der Zwan | - | Wim Luberti | | 0 | - | 2 | | | |
| Hendrik-Jan Beekman | - | Jan ten Brink | | 2 | - | 0 | | | |
| Wim Wasseur | - | Albert Onrust (810) | | 2 | - | 0 | | | |
| Round 5 |
| ma 08-02-1999 | Haarlemsche Damclub | - | Almere | | 8 | - | 8 | | | |
| Dimitri Otto | - | Peter Terstall | | 1 | - | 1 | | | |
| Richard Mooser (1348) | - | Leen van der Gaag | | 2 | - | 0 | | | |
| Marcel Kosters (1045) | - | Erik Voet | | 2 | - | 0 | | | |
| Fabian Snijder | - | Michel Horn (1226) | | 0 | - | 2 | | | |
| Marcel Dankers | - | Joke Hartkamp-van Geemen | | 0 | - | 2 | | | |
| Cees Teeuwen | - | Miro Alberto | | 2 | - | 0 | | | |
| Chris Moonen | - | Adriaan van der Zwan | | 0 | - | 2 | | | |
| Joop Meure | - | Hendrik-Jan Beekman | | 1 | - | 1 | | | |
| di 09-02-1999 | Amstelland 2 | - | BDC Beverwijk | | 4 | - | 12 | | | |
| Bob Out (984) | - | Jan Kloes | | 0 | - | 2 | | | Game |
| Anton Neus (1009) | - | Theo van Wort | | 1 | - | 1 | | | |
| Ben van Nieuwkerk | - | Stef Lippes | | 0 | - | 2 | | | |
| Ton van Tulder | - | Leo van der Meij | | 1 | - | 1 | | | |
| Jacques Ebben | - | Jan van Aarle | | 1 | - | 1 | | | |
| Jaap Stroomer | - | Fred Kok | | 1 | - | 1 | | | |
| Jan Jongkind | - | Louis van den Heuvel | | 0 | - | 2 | | | |
| Gerard van der Zee | - | Henk Winter | | 0 | - | 2 | | | |
| do 11-02-1999 | Kunst en Genoegen | - | ADW Amsterdam | | 10 | - | 6 | | | |
| Piet Terlouw | - | René Sarton | | 2 | - | 0 | | | |
| Piet van der Poel | - | Joop van Straalen | | 1 | - | 1 | | | |
| Adrie Voorn | - | J. Grootkerk | | 2 | - | 0 | | | |
| Luuk Smit | - | Rob van Westerloo (1174) | | 2 | - | 0 | | | |
| Wim Keessen | - | Allard de Liefde | | 1 | - | 1 | | | |
| Wim Könst | - | Henk van Houten (990) | | 1 | - | 1 | | | |
| Ton Voorn | - | Rinus Vreeburg | | 0 | - | 2 | | | |
| Leo Hoogervorst | - | Jan Hondeman | | 1 | - | 1 | | | |
| vr 12-02-1999 | Hiltex 3 | - | Heemstede 2 | | 14 | - | 2 | | | |
| Lucien Leerdam (1082) | - | Henk Beliën | | 1 | - | 1 | | | |
| Peter van Heun (1211) | - | Carlo Koopman | | 2 | - | 0 | | | |
| Dialede | - | Piet Beliën | | 1 | - | 1 | | | |
| Hans Gons (1089) | - | John Dalman | | 2 | - | 0 | | | |
| Albert Onrust (810) | - | Chris Smit | | 2 | - | 0 | | | |
| Feike Reitsma (1187) | - | Harrij de Groot | | 2 | - | 0 | | | |
| Frans Groot (1192) | - | Jan Warmerdam | | 2 | - | 0 | | | |
| Pieter Hildering (1182) | - | H.Rood | | 2 | - | 0 | | | |
| Round 6 |
| di 16-03-1999 | Heemstede 2 | - | Haarlemsche Damclub | | 7 | - | 9 | | | |
| Henk Beliën | - | Marcel Kosters (1045) | | 0 | - | 2 | | | |
| Bart de Jong | - | Dimitri Otto | | 2 | - | 0 | | | |
| Carlo Koopman | - | Fabian Snijder | | 0 | - | 2 | | | |
| Piet Beliën | - | Frank Hagebeek | | 1 | - | 1 | | | |
| Sjoerd van Hettema | - | Cees Teeuwen | | 1 | - | 1 | | | |
| Jan Beliën | - | Chris Moonen | | 1 | - | 1 | | | |
| Harrij de Groot | - | Joop Meure | | 0 | - | 2 | | | |
| Chris Smit | - | Jos van Marrelo | | 2 | - | 0 | | | |
| Almere | - | Amstelland 2 | | 13 | - | 3 | | | |
| Peter Terstall | - | Bob Out (984) | | 1 | - | 1 | | | |
| Michel Horn (1226) | - | Anton Neus (1009) | | 1 | - | 1 | | | |
| Leen van der Gaag | - | Ton van Tulder | | 2 | - | 0 | | | |
| Erik Voet | - | Ben van Nieuwkerk | | 1 | - | 1 | | | |
| Joke Hartkamp-van Geemen | - | Jaap Stroomer | | 2 | - | 0 | | | |
| Hendrik-Jan Beekman | - | Jan Jongkind | | 2 | - | 0 | | | |
| Miro Alberto | - | Gerard van der Zee | | 2 | - | 0 | | | |
| Wim Wasseur | - | Jacques Ebben | | 2 | - | 0 | | | |
| BDC Beverwijk | - | Kunst en Genoegen | | 7 | - | 9 | | | |
| Jan Kloes | - | Piet Terlouw | | 2 | - | 0 | | | Game |
| Theo van Wort | - | Piet van der Poel | | 1 | - | 1 | | | |
| Stef Lippes | - | Nico Duikersloot | | 0 | - | 2 | | | |
| Arie A. van Nieuwkerk (975) | - | Adrie Voorn | | 1 | - | 1 | | | |
| Leo van der Meij | - | Wim Keessen | | 1 | - | 1 | | | |
| Jan Graanstra | - | Wim Könst | | 0 | - | 2 | | | |
| Jan van Aarle | - | Ton Voorn | | 1 | - | 1 | | | |
| Fred Kok | - | Leo Hoogervorst | | 1 | - | 1 | | | |
| ADW Amsterdam | - | Hiltex 3 | | 7 | - | 9 | | | |
| Chris van Gool | - | Hans Gons (1089) | | 0 | - | 2 | | | |
| Rob van Westerloo (1174) | - | Pieter Hildering (1182) | | 1 | - | 1 | | | |
| Guus Gase | - | Peter van Heun (1211) | | 0 | - | 2 | | | |
| René Sarton | - | Feike Reitsma (1187) | | 0 | - | 2 | | | |
| Joop van Straalen | - | Piet Verweij | | 0 | - | 2 | | | |
| Jan Hondeman | - | Dhiraj Ramnath | | 2 | - | 0 | | | |
| Henk van Houten (990) | - | Klaas Bons | | 2 | - | 0 | | | |
| Rinus Vreeburg | - | Jan Sluijmers | | 2 | - | 0 | | | |
| Round 7 |
| vr 09-04-1999 | Hiltex 3 | - | BDC Beverwijk | | 5 | - | 11 | | | |
| Peter van Heun (1211) | - | Jan Kloes | | 1 | - | 1 | | | Game |
| Hans Gons (1089) | - | Theo van Wort | | 2 | - | 0 | | | |
| Frans Groot (1192) | - | Stef Lippes | | 2 | - | 0 | | | |
| Feike Reitsma (1187) | - | Jan Graanstra | | 0 | - | 2 | | | |
| Wim Luberti | - | Leo van der Meij | | 0 | - | 2 | | | |
| Albert Onrust (810) | - | Henk Winter | | 0 | - | 2 | | | |
| Huub Kroes (992) | - | Jan van Aarle | | 0 | - | 2 | | | |
| Klaas Bons | - | Fred Kok | | 0 | - | 2 | | | |
| ma 12-04-1999 | Haarlemsche Damclub | - | ADW Amsterdam | | 11 | - | 5 | | | |
| Richard Mooser (1348) | - | Allard de Liefde | | 2 | - | 0 | | | |
| Frank Hagebeek | - | Henk van Houten (990) | | 0 | - | 2 | | | |
| Marcel Kosters (1045) | - | Rinus Vreeburg | | 2 | - | 0 | | | |
| Chris Moonen | - | Joop van Straalen | | 2 | - | 0 | | | |
| Cees Teeuwen | - | René Sarton | | 2 | - | 0 | | | |
| Marcel Dankers | - | Chris van Gool | | 1 | - | 1 | | | |
| Joop Meure | - | J. Grootkerk | | 2 | - | 0 | | | |
| Dimitri Otto | - | Jan Hondeman | | 0 | - | 2 | | | |
| di 13-04-1999 | Almere | - | Heemstede 2 | | 10 | - | 6 | | | |
| Leen van der Gaag | - | Henk Beliën | | 0 | - | 2 | | | |
| Erik Voet | - | Bart de Jong | | 0 | - | 2 | | | |
| Michel Horn (1226) | - | Carlo Koopman | | 2 | - | 0 | | | |
| Joke Hartkamp-van Geemen | - | Piet Beliën | | 1 | - | 1 | | | |
| Hendrik-Jan Beekman | - | Jan Beliën | | 1 | - | 1 | | | |
| Peter Terstall | - | Chris Smit | | 2 | - | 0 | | | |
| Wim Wasseur | - | H.Rood | | 2 | - | 0 | | | |
| Miro Alberto | - | Harrij de Groot | | 2 | - | 0 | | | |
| Amstelland 2 | - | Kunst en Genoegen | | 7 | - | 9 | | | |
| Bob Out (984) | - | Adrie Voorn | | 2 | - | 0 | | | |
| Ben van Nieuwkerk | - | Piet van der Poel | | 2 | - | 0 | | | |
| Anton Neus (1009) | - | Luuk Smit | | 1 | - | 1 | | | |
| Ton van Tulder | - | Wim Keessen | | 0 | - | 2 | | | |
| Jacques Ebben | - | Rene de Jong | | 0 | - | 2 | | | |
| Lou Koopman | - | Wim Könst | | 2 | - | 0 | | | |
| Jan Jongkind | - | Ton Voorn | | 0 | - | 2 | | | |
| Gerard van der Zee | - | Leo Hoogervorst | | 0 | - | 2 | | | |
