@article{ref1,
title="On the application of electro-magnets to the working of railway signals and points",
journal="Proceedings of the institution of mechanical engineers",
year="1884",
author="Tmmis, Illius A.",
volume="35",
number="1",
pages="444-471",
abstract="<p>[Abstract unavailable]</p>",
language="en",
issn="0020-3483",
doi="10.1243/PIME_PROC_1884_035_034_02",
url="http://dx.doi.org/10.1243/PIME_PROC_1884_035_034_02"
}