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geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO::P3_FID:1949275
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www.findagrave.com/cgi-bin/fg.cgi?page=cr&CRid=165626
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www.sharylscabin.com/Allamakee/cemetery/PostvilleA.htm (11 Mar 2013)
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www.sharylscabin.com/Allamakee/cemetery/PostvilleNotes.htm (27 Apr 2013)
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iowagravestones.org/cemetery_list.php?CID=3&cName=Postville (1 May 2013)
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www.sharylscabin.com/Allamakee/cemetery/PostvilleNotes.htm#PostvilleA (27 Apr 2013)
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www.sharylscabin.com/Allamakee/cemetery/PostvilleNotes.htm#PostvilleB (27 Apr 2013)
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www.sharylscabin.com/Allamakee/cemetery/PVCemAssoc.htm (23 Dec 2012)