# Common Data Type declarations

> 4.0

Type Definitions

- `A3DMDLeaderDefinition`
- `A3DMDMarkupLeaderStub`
- `A3DMDLeaderSymbol`
- `A3DMDPosition`
- `A3DMDPosition2D`
- `A3DMDPosition3D`
- `A3DMDPositionReference`
- `A3DMDTextProperties`
- `A3DMDTextPosition`

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