Winnetka Historical Society
Po Box 365
Providing Historical Information &Amp; Research Maintaining, Preserving &Amp; Displaying Historical Landmarks &Amp; Artifacts
This organization is an independent organization or an independent auxiliary (i.e., not affiliated with a National, Regional, or Geographic grouping of organizations).
Contributions are deductible
Normally receives no more than one third of its support from gross investment income and unrelated business income and at the same time more than one third of its support from contributions, fees, and gross receipts related to exempt purposes
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