Hi Gina
Yes, it has been awhile.
You need to get that "place of birth" to proceed with the research so request her SS-5Form or naturalization intent and petition. I thought that there is baptism in Jewish faith as well.
https://secure.ssa.gov/apps9/eFOIA-FEWeb/internet/main.jsphttp://www.genealogybranches.com/naturalization.htmlhttp://www.archives.gov/research/naturalization/naturalizati...