@article{ref1,
title="Description of guibal's ventilating fan employed at the Homer Hill Colliery, Cradley",
journal="Proceedings of the institution of mechanical engineers",
year="1869",
author="Swindell, James S. E.",
volume="20",
number="1",
pages="78-100",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0020-3483",
doi="10.1243/PIME_PROC_1869_020_010_02",
url="http://dx.doi.org/10.1243/PIME_PROC_1869_020_010_02"
}