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bones, paunch contents, or manure, is forbidden. No nuisance shall be allowed in any establishment or on its premises.

Section Ii. No establishment shall employ in any department where any meat or product is handled or prepared any person affected with tuberculosis or other communicable disease.

Section 12. When necessary, bureau employees shall attach a "U. S. rejected" tag to any equipment or utensil which is insanitary, or the use of which would be in violation of these regulations. No equipment or utensil so tagged shall again be used until made sanitary. Such tag so placed shall not be removed by any one other than a bureau employee.

Regulation 9. Ante-mortem Inspection

Section I. Paragraph 1. An ante-mortem examination and inspection shall be made of all cattle, sheep, swine, and goats about to be slaughtered in an official establishment before their slaughter shall be allowed.

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Section 2. Paragraph 1. All animals plainly showing on ante-mortem inspection any disease or condition that under these regulations would cause condemnation of their carcasses on post-mortem inspection shall be marked "U. S. condemned" and disposed of in accordance with section 8 of this regulation. *******

Section 3. All animals required by these regulations to be treated as suspects, or to be marked as suspects, or to be marked so as to retain their identity as suspects, shall be marked by or under the supervision of a bureau employee, "U. S. suspect," or with such other distinctive mark or marks to indicate that they are suspects as the chief of bureau may adopt. No such mark shall be removed except by a bureau employee. *******

Section 8. Animals marked "U. S. condemned" shall be killed by the establishment, if not already dead, and shall not be taken into an establishment to be slaughtered or dressed, nor shall they be conveyed into any department of the establishment used for edible products, but they shall be disposed of and tanked in the manner provided for condemned carcasses. . . . *******

Regulation 10. Post-mortem Inspection

Section r. A careful post-mortem examination and inspection shall be made of the carcasses and parts thereof of all cattle, sheep, swine, and goats slaughtered at official establishments. *******

Section 3. Paragraph 1. Each carcass, including all parts and detached organs thereof, in which any lesion of disease or other condition is found that might render the meat or any organ unfit for food purposes, and which for that reason would require a subsequent inspection, shall be retained by the bureau employee at the time of inspection and taken to the place designated for final inspection.

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Section 4. Each carcass or part which is found on final inspection to be unsound, unhealthful, unwholesome, or otherwise unfit for human food shall be conspicuously marked on the surface tissues thereof by a bureau employee at the time of inspection "U. S. inspected and condemned." Condemned detached organs and parts of such character that they cannot be so marked shall be immediately placed in trucks or receptacles which shall be kept plainly marked "U. S. inspected and condemned " in letters not less than 2 inches high. All condemned carcasses, parts, and organs shall remain in the custody of a bureau employee and shall be tanked as required in these regulations at or before the close of the day on which they are condemned, or be locked in the "U. S. condemned" room or compartment. Condemned articles shall not be allowed to accumulate unnecessarily in the condemned room or compartment.

Section 5. Paragraph 1. Carcasses and parts passed for sterilization shall be conspicuously marked on the surface tissues thereof by a bureau employee at the time of inspection "Passed for sterilization." All such carcasses and parts shall be sterilized in accordance with regulation 15 and until so sterilized shall remain in the custody of a bureau employee.

Paragraph 2. In all cases where carcasses showing localized lesions of disease are passed for food or for sterilization the diseased parts shall be removed before the "U. S. retained" tag is taken from the carcass, and such parts shall be condemned. *******

Regulation 15. Rendering Carcasses and Parts into Lard and Tallow, and Other Sterilization

Section I. Carcasses and parts passed for sterilization may be rendered into lard or tallow provided that such rendering is done in the following manner: The lower opening of the tank shall first be securely sealed by a bureau employee, then the carcasses or parts shall be placed in the tank in his presence, after which the upper opening shall be securely sealed by such employee, who shall then see that a sufficient force of steam is turned into the tank. Such carcasses and parts shall be cooked at a temperature not lower than 2200 F. for a time sufficient to render them effectually into lard or tallow.

Section 2. Establishments not equipped with steaming tanks for rendering carcasses and parts into lard or tallow as provided in section 1 of this regulation may render such carcasses or parts in open kettles under the direct supervision of a bureau employee. Such rendering shall be done at a temperature and for a time sufficient to render the carcasses and parts effectually into lard or tallow, and shall be done only during regular hours of work.

Section 3. Paragraph 1. Carcasses and parts passed for sterilization and which are not rendered into lard or tallow may be utilized for food purposes provided they are first sterilized by methods, and handled and marked in a manner approved by the chief of bureau.

Paragraph 2. Any carcasses or parts prepared in compliance with paragraph 1 of this section may be canned if the container be plainly and conspicuously marked so as to show that the product is second grade, class, or quality and has been sterilized.

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APPENDIX C

METHODS AND STANDARDS FOR THE PRODUCTION AND DISTRIBUTION OF CERTIFIED MILK

(Adopted by the American Association of Medical Milk Commissions, May

i, 1912.)

HYGIENE OF THE DAIRY

UNDER THE SUPERVISION AND CONTROL Or THE VETERINARIAN

1. Pastures or paddocks. Pastures or paddocks to which the cows have access shall be free from marshes or stagnant pools, crossed by no stream which might become dangerously contaminated, at sufficient distances from offensive conditions to suffer no bad effects from them, and shall be free from plants which affect the milk deleteriously.

2. Surroundings of buildings. The surroundings of all buildings shall be kept clean and free from accumulations of dirt, rubbish, decayed vegetable or animal matter or animal waste, and the stable yard shall be well drained.

3. Location of buildings. Buildings in which certified milk is produced and handled shall be so located as to insure proper shelter and good drainage, and at sufficient distance from other buildings, dusty roads, cultivated and dusty fields, and all other possible sources of contamination; provided, in the case of unavoidable proximity to dusty roads or fields, the exposed side shall be screened with cheesecloth.

4. Construction of stables. The stables shall be constructed so as to facilitate the prompt and easy removal of waste products. The floors and platforms shall be made of cement or other nonabsorbent material and the gutters of cement only. The floors shall be properly graded and drained, and the manure gutters shall be from 6 to 8 inches deep and so placed in relation to the platform that all manure will drop into them.

5. The inside surface of the walls and all interior construction shall be smooth, with tight joints, and shall be capable of shedding water. The ceiling shall be of smooth material and dust tight. All horizontal and slanting surfaces which might harbor dust shall be avoided.

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