Returns a Picture that has been embedded in the Header or Footer of the spreadsheet

public HeaderFooterPicture GetPicture()
Public Function GetPicture() As HeaderFooterPicture

The Picture that has been embedded in the footer or header as a HeaderFooterPicture object

HeaderFooterPicture pic = header.GetPicture();
Dim pic As HeaderFooterPicture = header.GetPicture()