Is Weston in Oneida or Franklin County, Idaho?

Weston was located in Oneida County, Idaho up until January 20, 1913. At that time Oneida County was split and then Weston was located in Franklin County, Idaho. So any events prior to January 20, 1913 took place in Oneida County and events after January 20, 1913 took place in Franklin County, Idaho. This is important if one is looking for vital records that were kept on a county level such as birth, marriage, death, land, probate and court records.