# Dropping gage 6 (smith) because of time between readings. # Dropping gage 12 (kauffman) because of more than one day reported. 3.3mm ( 0.13in) # Dropping gage 15 (quattrochi) because of time between readings. # Dropping gage 28 (mccaul) because of time between readings. # Dropping gage 39 (ritchie) because of time between readings. # Dropping gage 43 (christy) because of time between readings. # Dropping gage 44 (howell) because of more than one day reported. 4.3mm ( 0.17in) # All gages were used.