Overview
Genre
| 2# | 9 | Overview | Omit | Problems |
| 3# | 8 | Overview | Omit | Problems |
| s# | 1 | Overview | Omit | Problems |
Authors
| Grieken, J. L. | 3 | Overview | Omit | Problems |
| Ebben, Jacobus J. | 3 | Overview | Omit | Problems |
| Petrovic, Nenad | 2 | Overview | Omit | Problems |
| Overkamp, Petrus | 1 | Overview | Omit | Problems |
| Cate, Pieter | 1 | Overview | Omit | Problems |
| Henriksen, Thorleif Cammillo | 1 | Overview | Omit | Problems |
| Klostermann, W.C. | 1 | Overview | Omit | Problems |
| Scheel, Johan | 1 | Overview | Omit | Problems |
| Rietveld, Johannes Jacob | 1 | Overview | Omit | Problems |
| Kubbel, Karl Arthur Leonid | 1 | Overview | Omit | Problems |
| Jong, Leonard Nicolaas | 1 | Overview | Omit | Problems |
| Eerkes, Allard Pieter | 1 | Overview | Omit | Problems |
| Gamage, Frederick E. | 1 | Overview | Omit | Problems |
| Nanning, Frederik Willem | 1 | Overview | Omit | Problems |
| Brouwer, H. H. | 1 | Overview | Omit | Problems |
Sources
| De Maasbode | 18 | Overview | Omit | Problems |
| Deutsche Schachzeitung | 4 | Overview | Omit | Problems |
| In en om de Philipsfabrieken | 3 | Overview | Omit | Problems |
| Schachklub "Dr. Euwe"-Jubiläumsbuch | 3 | Overview | Omit | Problems |
| De Jonge Wacht | 2 | Overview | Omit | Problems |
| 2345 Chess Problems | 1 | Overview | Omit | Problems |
| Mate in two moves | 1 | Overview | Omit | Problems |
| FIDE Album 1914-1944/I | 1 | Overview | Omit | Problems |
| FIDE Album 1914-1944/II | 1 | Overview | Omit | Problems |
| FIDE Album 1945-1955 | 1 | Overview | Omit | Problems |
| Schachminiaturen | 1 | Overview | Omit | Problems |
| Schachminiaturen Zweizüger | 1 | Overview | Omit | Problems |
| Wetscherni Peterburg | 1 | Overview | Omit | Problems |
Keywords
| Sammlung Brian Stephenson | 6 | Overview | Omit | Problems |
| Miniatur | 5 | Overview | Omit | Problems |
| Miniaturensammlung | 5 | Overview | Omit | Problems |
| Minimal | 1 | Overview | Omit | Problems |
| Reiner Rundlauf | 1 | Overview | Omit | Problems |
| Rex solus | 1 | Overview | Omit | Problems |
| Rochade | 1 | Overview | Omit | Problems |
| Rochadematt | 1 | Overview | Omit | Problems |
| Aristokrat | 1 | Overview | Omit | Problems |
| Blocknutzung | 1 | Overview | Omit | Problems |
| Fesselungsmatt | 1 | Overview | Omit | Problems |
| fluchtfeldgebender Schlüssel | 1 | Overview | Omit | Problems |
| Mattwechsel | 1 | Overview | Omit | Problems |
| vorweggenommen | 1 | Overview | Omit | Problems |
| Zugwechsel | 1 | Overview | Omit | Problems |
Computer tested
| C+ | 13 | Overview | Omit | Problems |
| not C+ | 5 | Overview | Omit | Problems |
Cooked
| not cooked | 18 | Overview | Omit | Problems |
https://pdb.dieschwalbe.de/overview.jsp?expression=COMMENTDATE%3E%3D20200919+AND+NOT+K%3D%27Hilfsr%C3%BCckz%C3%BCger%27+AND+S%3D%27De+Maasbode%27+AND+NOT+COOKED+