GOVERNMENTAL INSPECTION 167 
quired a license of all dealers. A dealer may be 
required to know the quality of goods which he 
sells.© A Minnesota ordinance prohibiting the 
sale of cream with a less percentage of butter 
fat than 20 was upheld,® and one in the city of 
Washington which required three and one-half 
per cent of butter fat was pronounced reasonable, 
although it did presume an unusual care in the 
selection and feed of the cattle? The selection 
of the cattle must include inspection to insure the 
healthfulness of the animals, and such care in 
breeding that in obtaining the good points evil 
tendencies may not be intensified. In each of 
these fields the veterinarians have occupation as 
the employees of the farmers. Intelligent breed- 
ing requires careful technical training such as 
farmers seldom have had. Many other provisions 
relative to the composition of the product have 
been attempted, generally with approval.® 
123. Dairy Inspection. It is generally agreed 
that the governments have the right to regulate 
the milk and dairy business, and to require 
licenses for which fees are charged.2 A board 
has, or may be given, power to withhold license 
for insanitary conditions.1° When a city has the 
power to regulate the business by issuing licenses, 
4 Bear v. City of Cedar Rap- 7 Weigand v. Dist. of Colum- 
ids, 147 Iowa, 341, 126 N. W. bia, 22 App. D. C. 559, 
324,27 L.R. A. (N.S.) 1150. 8 PuBLIC HEALTH, 466-469. 
5 Dist. of Columbia v. Lyn- 9 State ex rel. Niles v. Smith, 
ham, 16 App. D. C. 85; Com- 62 Fla. 93, 57 So. 426. 
monwealth v. Wheeler, 205 10 State ex rel. Niles v. Smith, 
Mass. 384, 91 N. E. 415. 62 Fla. 93, 57 So. 426. 
6 State v. Crescent Creamery 
Co., 83 Minn. 284, 54 L. R. A. 
466. 
