## ThumbnailSet.Source property

A custom thumbnail image or the original image used to generate other thumbnails.

```csharp
public Thumbnail Source { get; set; }
```

### See Also

* class [Thumbnail](../../thumbnail/)
* class [ThumbnailSet](../)
* namespace [Aspose.Email.Clients.Graph](../../thumbnailset/)
* assembly [Aspose.Email](../../../)