The significance might lie in Martha MacCallum's role as a journalist. If it's a story she's covering, her reporting can bring important issues to light.
Agnes Gibboney might be a name that is not widely known to the general public compared to Martha MacCallum who is a media personality. If there is a real story connecting them, it could potentially be related to an event, a cause, or an interaction within a particular community or field. Maybe Agnes had some experience or view that intersected with Martha's work in journalism or broadcasting, but without further details, it's all speculation.
I'm not entirely sure which specific 'Martha MacCallum: The Real Story' you're referring to. It could be a show segment, a book, or some other form of media. Without more context, it's difficult to provide detailed information.
I'm not entirely sure which specific 'Martha MacCallum The Story' you are referring to. It could be a show she hosts or a particular story related to her. Maybe it's a news segment on her program.
Not much, unfortunately. Since there's no common knowledge readily available about a specific relationship between them. Agnes Gibboney may have a story that has not been connected to Martha MacCallum in the public eye yet.
As I don't know the actual 'real Martha story', it's hard to say its significance. If it's a story about a person named Martha who made an important discovery, then its significance would be related to that discovery.