@article{ref1,
title="Industrial Insurance. VI. Private Insurance Companies",
journal="American journal of sociology",
year="1907",
author="Henderson, C. R. Jr",
volume="13",
number="3",
pages="349-379",
abstract="<p>[Abstract unavailable]</p>",
language="",
issn="0002-9602",
doi="10.1086/211592",
url="http://dx.doi.org/10.1086/211592"
}