Sentence:  Filings of iron, called <WSD>Swarf</WSD>, the barrel — — 0 [shillings] 2 [pence] 
Meaning of the word marked with <WSD> tags:  The waste chips or shavings from an abrasive activity, such as metalworking, a saw cutting wood, or the use of a grindstone or whetstone. (from mid 16th c.)