Assertion: locomotive | /r/HasProperty | puffing billy
Facets:
Source sentences:
text: In 1813, William Hedley and Timothy Hackworth designed a locomotive (Puffing Billy) for use on the tramway between Stockton and Darlington.
text: What is considered to be the earlier of the two engines, now known as Puffing Billy is conserved at the Science Museum in London; the second Wylam Dilly is in the Royal Scottish Museum in Edinburgh.