CONTENTS. 



PAPER I. 



Page 



Manuscript transmitted to the Veterinary College in 181G 1 



Navicular joint disease unknown as the general seat of chronic 



lameness of the fore feet 2 



Contraction 3 



Two forms of contraction 3 



The general or apparent contraction 3 



The occult or partial contraction 3 



Insidious nature of contraction 3 



Occult partial contraction a precursor to navicular disease 4 



An exuberant growth of toe a primary cause of contraction .... 5 



Deprivation of motion to the foot in the stable 6 



Stationary position in the stall, a most prolific source of con- 

 traction 6 



Frog pressure considered 7 



One of the uses of the fatty frog — defends the synovial or lining 



membrane of the tendon 8 



Position in standing 9 



The superincumbent weight boldly conveyed to the flexor mus- 

 cles, characteristic of a good leg 9 



Pointing of the feet — the weight conveyed or directed chiefly on 



the extensors — indicative of approaching disease 10 



Importance of moisture to the hoof 10 



Shoeing, a benefit and a bane 10 



Displacement of the navicular and coffin bones II 



Unnatural arch and protrusion of frog within the foot 11 



A highly elastic cushion degenerated into a rigid protuberance . . 11 



The navicular joint, where situate 11 



Navicular joint, its lining membrane crushed, constituting the 

 essence of navicular disease 12 



