100131-1140788http://www.flickr.com/photos/waiferx/4319990633/
Originally uploaded by Waifer X
Comparison of misprinted and corrected versions of lunar phase cycle, Michael A. Seeds and Dana E. Backman, Perspectives in Astronomy, 1/e, Brooks/Cole, 2008, p. 25. Photo by Cuesta College Physical Sciences Division instructor Dr. Patrick M. Len.
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