A COMMERCIAL POINT OF VIEW. 



55 



Improved Fattening Pens for Cramming Poultry. 



These fattening pens are so constructed that they can 

 be placed in the open air, forming a building of then>- 

 selves. 



-e/" >< 6/1- >' 



Fig. 20. Perspective Elevation of Improved Fattening Pens for Cramming Poultry. 



