SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 72, NO. 10, PI. 3 



Fig. 22. Tangential section of the femur of an elk, Alces americanus, showing 

 the circulation. 



23. Tangential section of the femur of a Belgian hare, Lepus, showing 



the circulation. 



24. Tangential section of the femur of a bulldog, showing the circulation. 



25. Cross section of the femur of a monkey, Macaca rhesus, showing the 



structure. 



26. Tangential section of the same, showing the circulation. 



27. Cross section of the femur of a 9 months fetus (human), showing the 



structure. 



28. Tangential section of the same, showing the circulation. 



29. Cross section of the femur of a white child 9 years old, showing the 



structure. 



30. Tangential section of the same, showing the circulation. 



