. Architect and engineer. r regulators, gradually, as more or less heat isrequired. Jewelled bearings insure that the bi-metallic strip is always free to moveas the temperature demands. W The Johnson Diaphragm Valve is simple, fool-proof — a seamless metalbellows and heavy spring operate the valve-stem. Similarly, in the JOHNSONDamper Regulator, bellows and spring move the lever-arm. Simple, dependabledevices requiring much less maintenance than would be necessary if each valve orregulator were a delicate, complicated mechanism I 9 Johnson is Manufacturer, Engineer, Contractor. No equipment is
. Architect and engineer. r regulators, gradually, as more or less heat isrequired. Jewelled bearings insure that the bi-metallic strip is always free to moveas the temperature demands. W The Johnson Diaphragm Valve is simple, fool-proof — a seamless metalbellows and heavy spring operate the valve-stem. Similarly, in the JOHNSONDamper Regulator, bellows and spring move the lever-arm. Simple, dependabledevices requiring much less maintenance than would be necessary if each valve orregulator were a delicate, complicated mechanism I 9 Johnson is Manufacturer, Engineer, Contractor. No equipment is sold overthe counter without knowledge of how and where it is to be applied. No sellingagents, no dealers. JOHNSON offers not merely temperature and humidity controldevices but complete Systems, Installation, Service. A single organizationoperating through thirty-three branch offices in the United States and Canada. Since 1885 JOHNSON SERVICE COMPANY Main Office and Factory: Milwaukee, Wis. Branches in Principal Cities. JOHNSON HEAT CONTROL The Architect and Engineer, May, 1933 Thumb Tacks and T-Square PACIMC COAST architects whoreceived commissions to design Federalbuildings just before the new adminis-tration came into power, arc up in theair, insofar as knowing when, whereand how to start on their prospectivejobs. At the time this was written, noneof them had received any final instruc-tions to proceed with their following from one of the appointeesis significant and probably typical of theexperience of the majority: I have received word (written andsigned) from the architects office of theTreasury, that by direction of the Secre-tary of the Treasury I had been appoint-ed architect of the building in questionwith instructions to await telegram ofconfirmation and contract. I also laterreceived with my return credentials, in-cluding exhibit of work, a set of instruc-tions, architects report forms, etc., butno contract or program as to require-ments, nor locatio
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