It is a great honor to participate in the program arranged for this historic occasion. The contributions that Iowa State College has made to the betterment of agricultural America have amply justified the faith of its founders. The enduring greatness of this college is based on the unstinted devotion of those men and women who for 90 years have constituted the faculties.

Foot-rot has been a serious problem in the cattle population of southwestern Wisconsin. It lacks seasonal occurence as it is found extensively the year around. It has not been studied in the light of determining the etiology, but it is suspected that Actinomyces necrophorus is involved in the majority of these infections. The symptomatology is similar to that of cases reported in other regions where this organism has been isolated.

A four year old grey Arabian stallion was admitted to Stange Memorial Clinic, Oct. 4, 1948. The history submitted by the owner stated that the animal had a "lump" on the ventral surface of the left mandible. This "lump" was first noticed when the horse was a yearling and it had been increasing in size ever since.