Dr. Ray L. Winstead
Professor of Biology (retired), Indiana University of Pennsylvania

Blue Spruce Park Chickadees:

Feeding Chickadees Out of My Hand
near Indiana, Pennsylvania

Indiana County Tourist Bureau
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Christian Essentials

Dr. Winstead's Blood Pressure Tracker:  Free Templates for Graphing Blood Pressure in Microsoft Excel

Dr. Winstead's Current Local and World Standard Percentage Metric Time Clock

Blue Spruce Park Chickadees

Dr. Ray L. Winsteadd
rw ( at ) raywinstead ( dot ) com

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