Lang 2017 Schoolhouse Wall Calendar, 13.375 x 24 inches (17991001940)
| Country | USA |
| Brand | Lang |
| Manufacturer | Lang Holdings, Inc. |
| Binding | Office Product |
| ItemPartNumber | 17991012102 |
| Model | 17991012102 |
| UnitCount | 1 |
| Format | 18-month calendar |
| UPCs | 739744168447 |
| EANs | 0739744168447 |
| ReleaseDate | 0000-00-00 |