n v ' t-r 5'A ί-ίί*';·..' . ^ u - /-?;■' ' ‘V / m ,. , ,. - . r ,. ; J O U R N A L O F I FEB 1 V **· ■f·'·: TECHNOLOGY ume 1 Number 6 SEPTEMBER, 1938 Twenty-seventh Annual Meeting Cleveland, Ohio, October 19-21, 1938 r ^ Headquarters, The Allerton\: "Λ ,>7 I, Official Publication ot INTERNATIONAL ASSOCIATION OF MILK SANITARIANS (Association Organized 1911) II Advertisements COMPLETELY PROTECT POURING LIPS? ------------------------OF COURSE------------------- ----- The Standard Welded Wire Hood Seal has been doing it for years on billions of milk bottles! WHY HEALTH OFFICERS WHY DAIRY OWNERS PREFER THE ‘Welded 'Wire C H O O S E THE 'Welded 'Wire SEAL SEAL 1. The dairy-sterilized pouring lip is 1. It's the BEST completely tamper­ completely covered by the "long skirt” proof and sanitary closure they can buy. on the hood. 2. The hood has ample printing surface 2. The hood completely covers the top for name, trade-mark and Health Board of the milk bottle—keeps out germ­ Requirements. laden dust and dirt-—completely pro­ 3. It is easily adapted to any standard tects the milk from the dairy to the bottle. No investment in special bottles. kitchen. 4. Welded Wire Sealing machines are 3. It is strong and waterproof; heavy made in a variety of sizes to synchronize icing will not puncture or weaken it. with any size bottle filler. 4. The Welded Wire Seal is tamper­ 5. Welded Wire Sealers are quickly, proof. The hood is securely locked in easily installed by competent dairy en­ place by the Welded Wire. It cannot be gineers in any bottling room and are de­ pulled off or joggled off in handling. signed to provide economical plant 5. Because the Welded Wire Seal is operation. tamper-proof, the customer is always the 6. It’s the best known closure. Nation­ first to break the seal. wide consumer advertising has made it 6. The Welded Wire Seal is easy to the NATIONAL TRADEMARK OF open. No tools or gadgets are necessary. BETTER MILK AND CREAM. Milk sanitarians interested in hood-cappiiig are invited to write for free leaflets. Address: Standard Cap and Seal Corporation, 1200 Fullerton Ave., Chicago, Illinois. When writing to advertisers, say you saw it in this Journal. Advertisements III VITAMIN D MILK BY VITEX PROCESS 400 USP UNITS PER QT. • Milk caps and labels for Vitex Vitamin D milks must be approved by state and city food control officials before the milk is distributed within their jurisdiction. Biological assays in laboratories acceptable to the particular food control officials help to maintain the vitamin D potency claimed on the milk cap—400 USP units of vitamin D per quart, extracted from cod liver oil by the Vitex Process. VITEX LABORATORIES, INC. A Nopco Subsidiary HARRISON, NEW JERSEY ■ When writing to advertisers, say you saw it' in this Journal. IV Advertisements For over 81 years the name B orden ’s has stood for milk that can be depended upon for un­ failing purity and richness. When writing to advertisers, say you saw if in this Journal. Advertisements V Fr o m 16 To 60 Q uarts- • A t the left is the No. 5 which fills and caps 60 quarts and up­ ward of cold milk per minute, every minute. It has the stamina, the ability to take punishment for which CP-built machines are noted. Sanitary— good looking. Stainless steel bowl. Variable speed drive which enables you to match your washer capacity exactly and other features you will want to know about before you select your next filler. R0T0-MATIC BOTTLER For Every Size Dairy • A t the other end of the capacity scale is the CP Roto-Matic No. 8. See illustra­ tion at the right. It is a real "rotary". Stainless steel bowl with 4 valves and one capper. Has a simple drive that cannot get out of time. Variable speed fills 12 to 24 bottles per minute. The ideal bottler for the large producer-dairy and for specials in the larger plants. The low cost will interest you. In between, there are two other sizes. Put your bottling problems up to CP. THE CREAMERY PACKAGE MFG. COMPANY 1243 WEST WASHINGTON BOULEVARD - Chicago, Illinois Branches: Atlanta - Boston - Buffalo - Chicago - Dallas - Denver - Kansas City - Los Angeles Minneapolis - New York - Omaha - Philadelphia - Portland, Oregon - Salt Lake City San Francisco - Seattle - Toledo - Waterloo, Iowa CREAMERY PACKAGE MFG. CO. OF CANADA, LTD. THE CREAMERY PACKAGE MFG. COMPANY, LTD. 247 King St. West, Toronto, Ont., Canada Avery House, Clerkenwell Green, London E. C. I., Eng. When writing to advertisers, say you saw it in this Journal. VI Advertisements CHERRY - BURRELL SALUTES THE SMALLER MILK PLANT OPERATORS with a NEW BOTTLE FILLER BUILT ESPECIALLY FOR THEIR NEEDS HE new 6-16 BOTTLE FILLER A N D CAPPER by CHERRY-BURRELL has most of T the features o f the larger fillers and cappers— yet is designed and priced for small milk plant owners having from 200 to 500-gallon capacities per day. Whether hand fed or with Automatic Bottle Conveyor Infeed from a Baltimore Soaker Type Washer the "6-16" efficiently fills and caps all products in any size standard milk bottles at the rate of 16 full quarts to the minute. Successful filling and capping of special products makes the "6-16" a most useful machine in large plants as well. Write us today for Bulletin No. Θ -3Ι9 which illus­ trates the 18 features of the new CHERRY-BURRELL 6-16 BOTTLE FILLER A N D CAPPER or call your nearest CHERRY-BURRELL sales office. CriERRY- BUrrell Corporation ^ 427 w. Ran do lph st„ Ch icag o When writing to advertisers, say you saw if in this Journal, JOURNAL OF MILK TECHNOLOGY Official Publication of The International Association of Milk Sanitarians (Association Organized 1911) CONTENTS Page No. Editorials ............... 1 A Glass Milk Bottle with Narrow Pouring Lip and Minimum Drip— Lloyd Arnold ..................................... ....................................................... 5 A Study of a Scarlet Fever Epidemic at Rockford, Illinois-—C. W. Anderson and S. V. Layson ................................................................................... ........... 15 Problems Related to Homogenized Milk—F. J. Doan.......................... .............. 20 Report of Committee on Communicable Diseases Affecting Man—I. A. Merchant, Chairman ..................................................... 26 Note on the Starch-Iodide Test for the Detection of Free Chlorine in Milk— T. H. Butterworth ........................ ............................................. ................ 36 A New Bacteriological Control Unit—Maurice H. Shorago..................................... 37 Report of Committee on Milk Plant Practice—A. R. Tolland, Chairman........... 38 The Quality Improvement of Creamery Butter—Μ. E. Parker, Chairman............ 44 Fiber from Casein ....................................................................... ................................ 48 A Special Invitation to Milk Sanitarians to Attend the Dairy Industries Exposi­ tion—Roberts Everett ........ 49 Cleveland—Our Convention City—H. O. Way, Chairman.................................... 50 Tentative Program of the 1938 Convention .......................................... ............... 53 New Food Standards Committee .............................................................................. 55 Information Concerning Journal of Milk Technology...... ...................................... 56 Index to Advertisers ..................................................................... ...................... VIII INTERNATIONAL ASSOCIATION OF MILK SANITARIANS Secretary’s Office: State Department of Health, State Office Building, Albany, N. Y. OFFICERS 1937-1931! President, Alexander R. Tolland.............................................. ____ Boston, Mass. First Vice-President, Victor M. Ehlers.................................... ......._Austin, Texas Second Vice-President, Paul B. Brooks, M. D................... ......... Albany, N. Y. Third Vice-President, Leslie C. Frank.................................... ..Washington, D. C. Auditors: J. R. Jennings......................... .............................. ______Chicago, 111. F. D. Holford ...................................................... ___Mew York City Secretary-Treasurer, C. Sidney Leete..................................... ____ Albany, N. Y. EXECUTIVE BOARD The Executive Board consists of the Association President, the three Vice-Presidents, and the Secretary-Treasurer COMMITTEES AND COMMITTEE CHAIRMEN COMMUNICABLE DISEASES AFFECTING MAN—Their Relation to Public Milk Supplies I. A. Merchant, Chairman _____ ________________________Ames, Iowa DAIRY AND MILK PLANT EQUIPMENT Walter D. Tiedeman, Chairman............................................... Albany, N. Y. SANITARY PROCEDURE Walter D. Tiedeman, Chairman........................................... :...AIbany, N? Y. DAIRY FARMS METHODS F. D. Holford, Chairman................................................... ..... New York City SANITARY CONTROL OF ICE CREAM F. W. Fabian, Chairman............................... ................... East Lansing, Mich. LABORATORY METHODS - A. H. Robertson, Chairman.......................... ,_____________ Albany, N. Y. METHODS OF IMPROVING MILK SUPPLIES IN SMALL COMMUNITIES Leslie C. Frank, Chairman_________ _______________ .Washington, D. C. PUBLICITY AND PUBLIC RELATIONS H. A. Ocker, Chairman........................................................... Cleveland, Ohio RESOLUTIONS Ernest Kelly, Chairman..................................................... :.Washington, D. C. LOCAL COMMITTEE ON ARRANGEMENTS FOR THE 1938 MEETING H. O. Way, Chairman...........................