![](http://www.alamy.com/thumbs/6/51D2D493-1E6F-4CF2-8ABB-66901B17B40A/RHDAWA.jpg)
. A book of birds. Birds. INTRODUCTORY 5 of reproduction. Similarly, the microscopic structure of the growing feather in the embryo, or unhatched chick, shows that it is really an Femur Patella or Knee=cap. Tibia or Stiaak III. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Pycraft, William Playne. London, Sidney Appleton
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Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, booksubjectbirds, bookyear1908