Assertion: cutting stylus | /r/AtLocation | a zigzag groove
Facets:
value: around the record
type: LOCATION
value: from side
type: MANNER
Source sentences:
text: Alexander Graham Bell's Volta Laboratory made several improvements in the 1880s and introduced the graphophone, including the use of wax-coated cardboard cylinders and a cutting stylus that moved from side to side in a zigzag groove around the record.