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 them- 

 selves. 



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



