HISTORIC BUILDINGS GENERAL
A CRUCK FRAME IN A HOUSE IN NORTH-WEST ENGLAND, HAS BEEN DATED AS FROM THE FIRST QUARTER OF THE 17TH CENTURY. HOW CAN THAT BE WHEN MOST REFERENCE BOOKS SAY THAT IT SHOULD BE 16TH CENTURY AT THE LATEST.
This is a feature called regional time lag, sometimes it is referred to as archaic construction. It is a feature that is often found for the one goes from the heart of a particular tradition or building method than the later it develops.