<kuid2:356033:21152:1> Turnout tool
<kuid2:356033:40002:1> Clearance Gauge before 1920
<kuid2:356033:40003:1> Clearance Gauge: Classic Era 1920 - 1969
<kuid2:356033:40004:1> Clearance Gauge: Early Modern 1969 - 1983
<kuid2:356033:40005:1> Clearance Gauge: Modern after 1983