I did a quick search and found the following U.S. papers from that period.

http://news.google.com/newspapers?nid=WMsFzbFqK_QC&dat=18340617&b_mode=2

http://news.google.com/newspapers?nid=TNEldfgDb5MC&dat=18350721&b_mode=2

http://news.google.com/newspapers?nid=vxVQT5kDUaMC&dat=18360616&b_mode=2 (french and english)

http://news.google.com/newspapers?nid=9u2w3wkYHSMC&dat=18360827&b_mode=2

http://news.google.com/newspapers?nid=8dmKnlANe1sC&dat=18360521&b_mode=2

http://news.google.com/newspapers?nid=GzlcqhCAosUC&dat=18341107&b_mode=2

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Use this as a tool...

http://news.google.com/archivesearch/advanced_search

Type in the dates in question and a keyword.

also, another good source for free newspapers....

http://en.wikipedia.org/wiki/Wikipedia:List_of_online_newspaper_archives#United_States

David