they were not of frank buck he did not take that side, he more took cyril breays type frank buck prefered the rougher coated black fell type with lakeland blood in it, and cyril breay prefered the smooth jacket type they did line there stuff together but still kept there own type and line brian nuttall had cyril breays stuff when he was younger from his father or grandfather that were friends with cyril breay were they not, brian also prefered the smooth jacket type also and did strive to run that in his line and put his mark on the type which he has suceeded in, and i dont belive his terriers