5004480595
railroad signals (300404110) 'contextualized in' railroad signal towers (300005421);
changeNote
5004480595
railroad signals (300404110) 'contextualized in' railroad signal towers (300005421);
description
railroad signals (300404110) 'contextualized in' railroad signal towers (300005421);
type
relation added
startedAtTime
2017-11-03T12:30:07