Overview
Genre
| 2# | 11 | Overview | Omit | Problems |
| 3# | 4 | Overview | Omit | Problems |
| n# | 1 | Overview | Omit | Problems |
| Retro | 1 | Overview | Omit | Problems |
| s# | 1 | Overview | Omit | Problems |
Authors
| Mackenzie, Arthur Ford | 17 | Overview | Omit | Problems |
| Laws, Benjamin Glover | 1 | Overview | Omit | Problems |
Sources
| Versunkene Schätze | 4 | Overview | Omit | Problems |
| Favorit-Schachaufgaben | 3 | Overview | Omit | Problems |
| The Sydney Morning Herald | 3 | Overview | Omit | Problems |
| Chess Lyrics | 2 | Overview | Omit | Problems |
| Brighton Society | 2 | Overview | Omit | Problems |
| Deutsche Schachzeitung | 2 | Overview | Omit | Problems |
| diagrammes | 2 | Overview | Omit | Problems |
| Nuova Rivista degli Scacchi | 2 | Overview | Omit | Problems |
| Perekonnaleht | 1 | Overview | Omit | Problems |
| Salzburger Volkszeitung | 1 | Overview | Omit | Problems |
| Sammlung leichterer Schachaufgaben III | 1 | Overview | Omit | Problems |
| Schweizerische Schachzeitung | 1 | Overview | Omit | Problems |
| Simple Two-move Themes | 1 | Overview | Omit | Problems |
| Szachy | 1 | Overview | Omit | Problems |
| The Chess Monthly | 1 | Overview | Omit | Problems |
| The Problemist | 1 | Overview | Omit | Problems |
| Die Welt | 1 | Overview | Omit | Problems |
| Fargo Forum and Daily Republican | 1 | Overview | Omit | Problems |
| British Chess Magazine | 1 | Overview | Omit | Problems |
| Brüderschaft | 1 | Overview | Omit | Problems |
| ? | 1 | Overview | Omit | Problems |
| Allgemeine Sport-Zeitung | 1 | Overview | Omit | Problems |
| An English Bohemian | 1 | Overview | Omit | Problems |
| Croydon Guardian | 1 | Overview | Omit | Problems |
| Vart Land | 1 | Overview | Omit | Problems |
| Het Oplossen van Schaakproblemen | 1 | Overview | Omit | Problems |
| Jamaica Gleaner | 1 | Overview | Omit | Problems |
| Journal de Rouen | 1 | Overview | Omit | Problems |
| Leeds Mercury | 1 | Overview | Omit | Problems |
| Mattaufgaben mit drei und vier Steinen | 1 | Overview | Omit | Problems |
| Münchner Neueste Nachrichten | 1 | Overview | Omit | Problems |
| Vliegend Blaadje | 1 | Overview | Omit | Problems |
| Wiener Hausfrauen-Zeitung | 1 | Overview | Omit | Problems |
Keywords
Computer tested
| C+ | 9 | Overview | Omit | Problems |
| not C+ | 8 | Overview | Omit | Problems |
Cooked
| not cooked | 17 | Overview | Omit | Problems |
https://pdb.dieschwalbe.de/overview.jsp?expression=COMMENTDATE%3E%3D20200919+AND+NOT+A%3D%27Stahl%2C+Karl+Alfred%27+AND+A%3D%27Mackenzie%2C+Arthur+Ford%27