Optional extra key used to create face and edge histories for the Solid. If extraFaceAndEdgeHistoryKey is higher than -1, the Solid's face and edge histories will be created depending on the geometry generation of the Solid.

public int ExtraFaceAndEdgeHistoryKey { get; set; }

Public Property ExtraFaceAndEdgeHistoryKey As Integer
	Get
	Set

public:
property int ExtraFaceAndEdgeHistoryKey {
	int get ();
	void set (int value);
}