@article{ref1,
title="Patent of Mr. Charles Seward of Lancaster, Tin-Plate Worker; for a New Improved Burner and Lantern Head, for Street and Other Lamps",
journal="Belfast monthly magazine",
year="1809",
author="",
volume="3",
number="15",
pages="292-293",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="1758-1605",
doi="",
url="http://dx.doi.org/"
}