ALLEN'S DIGEST 



OF 



PLOWS, WITH ATTACHMENTS, 



Patented in the United States 



FROM 



A. D. 1789 TO JANUARY 1883. 



(Limited to 100 Copies.) 





COMPILED AND ARRANGED BY 



JAMES T. ALLKN, 



ASSISTANT EXAMINER 



JN THE 



TJT3STITE3D STATES ^JLTElsTT OFFICE, 



WASHINGTON, D. C. 



Entered according to Act of Congress in the year 1883, by 

 JAMES T. ALLEN, 

 in the office of the Librarian at Washington, D. C, 



