Assertion: bottle's marking | /r/CapableOf | assist person
Facets:
value: in narrowing down a date range
type: OTHER
Source sentences:
text: The subject of bottle/glass makers is important because the embossed markings that bottle makers placed on their wares, if present, are often excellent tools to assist a person in narrowing down a date range that a particular bottle was most likely produced, when used along with the manufacturing based diagnostic features.