<div class="description">
Subjects: Astronomy</div>
<div class="fn value">
Hackley, Charles William, 1809-1861. [from old catalog]</div>
<dl><dd><a rel="nofollow" class="external free" href="https://archive.org/details/notesonastronomy00hack">https://archive.org/details/notesonastronomy00hack</a></dd>
<dd><a rel="nofollow" class="external free" href="https://archive.org/download/notesonastronomy00hack/notesonastronomy00hack.pdf">https://archive.org/download/notesonastronomy00hack/notesonastronomy00hack.pdf</a></dd></dl>