Assertion: singer treadle sewing machine | /r/HasProperty | manufactured in large numbers
Facets:
value: over several decades
type: TEMPORAL
Source sentences:
text: Brand : Singer brand treadle sewing machines were manufactured in large numbers over several decades, so there should be quite a few still available.
text: : Singer brand treadle sewing machines were manufactured in large numbers over several decades, so there should be quite a few still available.