Document oeYEjrGbxpvMKembG0Y604EmE

PLAINTIFF'S EXHIBIT  "'I* . "'1 v ' .< SAN FRANCISCO 1 itt-r-. BUSINESS IS BLOOMING elmoist Florist is one of San Francisco's oldest B llnrist.s. They do a tremendous business yearly in cut (lowers, specializing in blooms lor the home. Flower selection is accomplished in attractive, quiet surroundings conducive to leisurely shopping. When remodeling last year, Acoustone mineral acoustical tile was selected for several reasons. The rich Travertine marble appearance and evcelIrnt light rclleclive qualities of Acoustone en hance llic natural color ol the llnuer-. (.alilorma to-ilunod furring anil paneling add to the almo-phere. reilecting the warmth and quiet ol a home-- destination for Belmont llowers. s dr'aAs-rA-r-. U: SsS?**! --# : V;? fx .. .;*ssv.-.-' - ,, ?ta.wjg ilMSfl new approach to photographic sales Pietro Beltuschi, architect ACOUSTONE Sound Conditioning by Emert & Zednik Co., Portland, Ore, Glass wall highlights distinctive display of some outstanding studio work. View from patio shows charm and inviting atmosphere of reception room. Attractive display case in main reception room. ACOU5TONE aids in promoting the selections and sales. n ideal setting for photography must he dramalic ""I A art^tic. Thi>'Cttini: iV achieved in ihe Kdri~ ............... Studio in Por'iand. Oregon. hkxcellrii* eonlempoi o \ sitin is carrieil throughout the striking iwn-storv ulh* concrete structure. Facing the -treet. a ida.-s wall provides dramatie nop * 1 with displa\ Iranie? to *diow passers-by ihe Morrison w n k. [erra Cotta tiled court lends exotic inlrodiirlion to -indi" Llleetn e balance between pruclieul and arti>l* ' h' menu is carried out on the interior. Operators and nail member.-) work under idea! conditions with modern -pup ment. Acolstune min ral acoustical tile, the m>d io oedina. was the natural selection to roinplcir the im*til thi- ont-tamliim studio. Acoustom: lends addiimu.d charm ami 'omplenirnt- the relaxed, 'piiel aimo-pioi 33 33 O o -nJ 3 take jobs offered by 2,000 jewelers in communities all over the country. Huge main classroom is a beehive of activity. Conversation is general and constant, but ACOUSTONE mineral acoustical tile sound conditioning maintains a low noise level conducive to con centration and a steady hand with the tiny watch parts. Each student has his own desk specially designed to hold the* many delicate and intricate instruments of his future trade. The^ modern, attractive school was built and is operated by the Bulova Watch Company on Long Island. e Physical therapy section and medical dispensary are also ACOUSTONE sound-conditioned. With ACOUSTONE quiet, only dra peries ore needed as partitions to divide areo for privacy; these may be drawn back to throw two rooms into one. Charles M. Lobejager, Flushing, Long Island, architect ACOUSTONE sound conditioning by Waldvogei Brothers, Inc., New Yorl' Students lead busy, active lives, with many recreations pro vided by the school. This ACOUSTONE sound-conditioned recrea tion room is excellent for informql^eS^Ribtions and relaxing games during off-hours--also serous CD o o -J *0 l-> rsi Hudson ond Brokaw, architects AUDlTONE sound conditioning by Acoustical Contractors, Los Angeles Planned for Selling eai.17.inc that the post-war demand for cars R would not remain in the hysterical stay**, ]. E. Coberly, Inc. of Los Angeles decided to prepare ahead of time for a return to normal competitive selling. In business since 191(>, Coberlv's has constantly been building for the future, developing good will and satisfaction through dependable service. Today, with a completely equipped building for sales and maintenance, this agency is the largest outlet ill Southern California for Lincoln and Mercury cars. In order to facilitate demonstrations and sales, Coberly's chose Auditone fiber acoustical tile for ceilings. Salesmen make presentations without competing for atten tion, without straining to be heard. Indixidual discussions can be carried on with lreedom and without embarrassment to customer or salesman. Here in a showroom requiring unbroken spaciousness for effective display, Auditone provides privacy that can be lik ened to invisible partitioning. Unusually large area effectively promotes display of wide range of models. Salesmen have adequate space for demonstrations and sales. No need for high pressure selling to reach volume turnover in this distinctively designed showroom. CB 03 O o vO r- 5 A business group holds district meeting in the Lafayette Hotel's banquet room because of excellent acoustical conditions for speeches, movie and slide sound. By analyzing--then meeting--the town's needs, the Lafayette Hotel of Rockford, groups in the city. He found that an ordi nary banquet room was an obstacle course III. proved that a hotel not having facilities for film showing. Projection screens had for large (unctions can build a sizable rev to be set up. tables stacked, light cables laid enue Irom its banquet room. across the floor. Reverberation from hard Many business, social, or wedding groups wall and ceiling surfaces blurred speeches, feature--or would like to feature--movies, movie sound and music. slides, or music as part oi their programs. Today the Lafayette Hotel helps sell its Tli esc "roups provide a potential banquet banquet service with a complete movie in room trade that responds to movie, slide, stallation in a projection booth created sound and music facilities. from a cloakroom adjacent to banquet room. So Ferdinand F. Sperl checked with For special events there is selected music available over a record player, plus wired music, all installed and controlled in a closet turned into a control room. Primary step in conversion was installa tion of Acoustone mineral acoustical tile on ceiling to lower noise level in room by reducing reverberation from hard sur faces. Acoustone provides ideal hearing conditions for speeches, music, anil movie sound which emanates from two loud speakers recessed into the highly attractive Acoustone ceiling. B B 0 0 7 19J.4 Details of remodeling ond installation of new equipment. TORY 1 $ \ \.v\- \ \\ v\ \\N:Xl \V \ \. - SOUND CONDITION a SCHOOL tripped down to its essentials, learning tical engineer should be consulted in order S ... and therefore teaching ... and there to achieve good acoustics. fore a school . . . requires basically seeing Gymnasiums It is increasingly common to and hearing. Necessity for good seeing con treat gymnasiums acoustically. Sound-con ditions is understood and met in nearly ditioning the ceiling with acoustical tile is every school in the country, but equal ne usually sufficient treatment. cessity for good hearing conditions often has been overlooked. Poor hearing conditions can retard stu dents as surely as imperfect vision. Mis understandings of assignments and tenden Lunchrooms and Cafeterias Here a sound absorbing material on the ceiling may be augmented by minor changes such as rub ber pads on trays and in the silver bins, in cies to day-dream or indulge in horse-play structions to servers on quiet operation, etc often result from blurred hearing of the Business Offices Reducing noise levels re teacher's words when students are cut off suits in an increase in office efficiency by an invisible curtain of indistinct sounds. Sound absorption through ceiling treat Principals or school boards can work ment with acoustical tile is usually ample wonders in improving existing schools, or In addition to this treatment, especially planning for new ones, by studying noise noisy areas such as band and music rooms, problems and planning their correction. laboratories and manual training areas should An experienced acoustical engineer will be isolated by position from rest of the analyze the noise conditions in each area, building if possible and sound insulated with recommendations for correction with with special construction to eliminate, or the proper amount of sound correcting minimize, structure-borne sound. Here, materials to produce optimum results-- sound absorptive tile is important to reduce materials such as Acoustone mineral acous noise level within the room, reducing strain, tical tile, Auditone fiber acoustical tile or increasing efficiency and concentration. Perfatone metal pan tile. This service is The sound absorptive tile chosen will de offered free, with no obligation to school. pend on its particular characteristics for Areas that need acoustical treatment mos t: use in the room--the beauty and incom Classrooms In this most crucial area of the school, an absorptive material on the ceil ing will reduce the general noise level and eliminate reverberation to make the teacher's job easier and more effective. Corridors Absorption of noise in these uni versal trouble spots is a MUST in schools to lower noise level and reduce carrying of noise from one classroom to another as no amount of "policing" of students can do. bustible qualities of Acoustone, for in stance, handsome modern appearance and economy of Auditone, extremely high ef ficiency, and soap-and-water washability of Perfatone. All are rapidly installed and may be painted or cleaned without materially impairing sound absorption. A complete school and university check list showing types of sound treatment re quired may be had free by writing to United States Gypsum Company, Depart Stairwells Second only to corridors in cre ment 136, 300 West Adams St.,Chicago6, 111. ating noisy schools, these areas should have enough absorptive materials on walls, stair soffits and ceiling to obtain an 8 decibel re duction. Auditoriums Use of acoustical tiles on ceil ings helps correct reverberation time for speeches, music, sound films, etc. An acous 88007 19X5 SOUND BUSINESS is prepored and published by UNITED STATES GYPSUM 300 W. Adams Street, Chicago 6, Illinois NOTICE ACOUSTONE, AUDITONE AND PESPATONE MENTIONED IN THIS PUBLICATION ARE REGISTERED TRADEMARKS OWNED AND USED BY THE UNITED STATES GYPSUM COMPANY TO DISTINGUISH PRODUCTS OF ITS MANUFACTURE FROM THOSE PRODUCED BY OTHERS. SOUND BUSINESS IS ALSO A REGISTERED TRADEMARK. 7 ,9 m INCOMBUSTIBLE PERFATONE !<# 2VTM.. .... ...... - IT'S the last word in high sound absorptive efficiency and low cost maintenance. Imagine being able to remove any 12''x24" area in your ceiling to reach wiring, plumbing, air conditioning ducts-- then replace it without repainting or maintenance cost! This money-saving feature is yours with Perfatone* acoustical tile construction. PERFATONE consists of perforated metal units, 12 x24", backed by mineral wool sound absorbent pads. This gives you the unusually high Noise Reduction Coefficient of .85, combined with exceptional fire resistance, lasting durability, sanitation and ease of removal. The smooth, baked enamel metal surface of Perfatone may be woshed or painted repeatedly--ideal for locations where dirt and grease are deposited on the surface. *T. M. Rag. U. S. Pal. Off. 9 9 m iasting(^irability (W ::;: WASHABLE 9 : 9 ` >w .V. fr.i.S.rit-.'nv a-V.-'-Vw- 7' 70&&&r'.'jn!E Recent U-S/G Sound Conditioning installations by Anning-Johnson Ca FEDERAL RESERVE BANK Chicago, III. NORTHERN TRUST CO. > . Chicago,. III. NORTH SHORE NATU BANK Chicago. III. ; > \ FIRST FEDERAL LOAN & ' SAVINGS BANK Chicago, III. ' BELMONT NATIONAL BANK Chicago, III. CONTINENTAL NATIONAL BANK & TRUST CO. . Chicago, III. ___ , CHICAGO SUN . " : Chicago, III. ` . ' CHICAGO TIMES Chicago, III. . - CHICAGO TRIBUNE Chicago, III. - f UNITED BROADCASTING CO. Chicago, III. RADIO STATION W.G.N. . Chicago, III. ZENITH RADIO CORP. Chicago, III. MOUNT SINAI HOSPITAL'7 Chicago, III. ; PRESBYTERIAN HOSPITAL Chicago, III. - UNIVERSITY OF CHICAGO i' i : Chicago, III. . . NORTHWESTERN UNIVERSITY Evanston, II). . ROSARY COLLEGE - v ' : River Forest, III. GLENBARD HIGH SCHOOL C/on Ellyn, III. ELM PLACE SCHOOL Highland Park, III. SUNSET RIDGE COUNTRY CLUB Northbrook, III. ILLINOIS ATHLETIC CLUB " < Chicago, III. UNION LEAGUE CLUB Chicago, III. PUBLIC SERVICE CO. Northbrook, III. .' - WESTERN UNION Chicago, III. UNITED AIR LINES Chicago, III. T.WJk, Chicago, III. FURNITURE MART Chicago, III. BORG WARNER CORP. Chicago, III. GLORE; 'FORGAtfi bb:^^^fELl?^HOVVELW; Chicago, III. ' Chicago, 10. " "^ ... , ....... .. PEPSODENT CO..-^^^mw_ESTERN,ELECTRlC:CO.f;fe;j^^ Chicago, III. J'5gir^3rt.T*S:Chieago, III.-- .. RELIANCE MFG. CO. ^^tfifV^ESTINGHOUSE ELECTRIC & Chicago, Iff. - ` ^^,MFG. V * **v JEWEL TEA CO. VtChicago,'IB. :r; Barrington, III. - CHASE. BAG .CO. BETHLEHEM STEEL CO, Chicago, III. ' - 1*. Chicago, III. ' SOCONY VACUUM OIL CO, CORN PRODUCTS REFINING CO. [ ' Chicago, III. ` ' HALES S HUNTER Argo, III. Chicago, III. A. B. DICK CO. SPIEGEL'S INC. Chicago, III.. ANNING -JOHNSON 1514 West Van BureriSt.; Chicago 7, Illinois !* V*'. -~w- -'Telephone Chesapeake 7020 i> GYPSUM ROOF CONSTRUCTIONS - - ! LIGHTWEIGHT CONCRETE BLOCK KAWNEER DOORS AND GRIDS /ABURGESS CONFESSIONALS AND PHONE BOOTHS^ -' TV--- A'4v; SOUND BUSINESS 300 W. Adams St., Chicago 6, III. 5th Floor Return Postage Guaranteed 00 00 O o -vi vO Fo* J