. . . that it was not a *family* surname. Perhaps a Dr Tamber helped at
Georgia's birth, or perhaps a very close family friend with the surname Tamber was around at that time.
Have you tried finding baptismal records for
Georgia which might show who her godparents were?
♦ Chrisell ♦
All we have to decide is what to do with the time that is given us. - J.R.R. Tolkien.