Title: A map showing the Congressional districts of Massachusetts as established by the Act of Sept. 16, 1842 /
<p>[S.l. : s.n., ca. 1842?]
</p><p>Call Number: G3761.F7 1842 .M3
</p><p>Repository: Library of Congress Geography and Map Division Washington, D.C. 20540-4650 USA dcu
</p><p>Digital Id: g3761f ct002131 <a rel="nofollow" class="external free" href="http://hdl.loc.gov/loc.gmd/g3761f.ct002131">http://hdl.loc.gov/loc.gmd/g3761f.ct002131</a>
</p>
Library of Congress Catalog Number: 2007630411
Author unknown
Library of Congress Geography and Map Division. <a rel="nofollow" class="external free" href="https://www.loc.gov/item/2007630411">https://www.loc.gov/item/2007630411</a>