Have you checked out PERSI lately? It is available through HeritageQuest. While this is a subscription program, many libraries with strong genealogy programs allow access on site, and some do from your home. More about PERSI from the Allen County Public Library (http://www.acpl.lib.in.us/genealogy/persi.html):

“The Periodical Source Index, or PERSI, is the largest subject index to genealogical and historical periodical articles in the world. Created by the foundation and department staff of the Genealogy Center of the library here in Fort Wayne, Indiana, PERSI is widely recognized as being a vital source for genealogical researchers.

PERSI is a comprehensive subject index covering genealogy and local history periodicals written in English and French (Canada) since 1800. The time period of the articles ranges from the 1700s to the present. More than 1.8 million index entries from nearly ten thousand titles are represented by this work.

If you are in one of the fourteen Allen County Public Library facilities, you may search the PERSI resource by clicking on “E-Resources” on the main webpage <www.ACPL.Info> and scrolling down to “HeritageQuestOnline.” Clicking on that link and then choosing the “Search PERSI” option with open the index for you. If you do not live in Allen County, IN, check with your local library about the availability of HeritageQuestOnline in your area.”