Manfred Lead Industries Association 80 East 42nd S treet New York 17, New York Boylen, M r.

/ X *> / /A Screen strainers are frequently installed in the liquid line piping before solenoid valves and expansion valves, as well as before regulating valves in water lines leading to water cooled condensers.

I issue featuring shotputtcr Brian Oldfield on the cover and hammer thrower Robert H Boyle as the lead author.

It' can also cause annoying whistling at door openings and lead to serious complaints in hotels and offices.' ' Wherever the removal, of such units is impracticable, it is important that carefully fitted, felt-edged dampers be installed in the outside air intakes with adequate locking devices.

Air Conditioning and Heating Piping VibrstiM mmd Nofae 149 THE AMERICAN BRASS COMPANY AMERICAN METAL HOSE DIVISION WATERBURY 20, CONNECTICUT Specify "AMERICAN" VIBRATION ELIMINATORS AN ANACONDA PRODUCT Stocked by leading wholesalers AMERICAN VIBRATION ELIMINATORS for tbe important job of CONVEYING REFRIGERANTS and minimizing transfer of VIBRATION and NOISE STANDARD SIZES Standard copper tube "slip-fittings" welded on both ends.

The increased body temperature leads to in creased cell metabolism, and in turn to still greater heat production.

Progressive dyspnea, which can lead to disablement, is the chief symptom.

Where exact performance data are not available, this assumption is a desirable one since it leads to a conservatively large determination of the power required.

The use of night-air cool ing may lead to unsatisfactory conditions when the equip ment is not turned on again sufficiently early the next day.

In addition to work at the Society's laboratory, a substantial part of the research program has been carried on through the medium of cooperative agreements with leading educa tional institutions of the United States and Canada.

In m y opinion, the m en who w ere to do this work should have the sam e type of m edical supervision that is provided fo r p erso n s who handle te tra e th y l lead , but I h e sita te d to im pose th is upon C u rtiss - W right, o r to in tru d e into th e ir m ed ical a c tiv itie s without th e ir full understanding and approval.

So proceed with eau- County Is Third On Building List San Diego Cmintv was among three leading areas in light construction in the West during March, a construction journal said.

Lack ni proper evaluation, or improper installation may lead to unsatisfactory esuits.

The material presented leads to an illustrative procedure for a cooling-load calculation, and a numerical example is given to demonstrate the calculations involved.

The best results are obtained by applying the bituminous coatings over a standard priming coat such as red lead or a bituminous paint, and for long service it has been found that after the bituminous coatings are applied, a wrap ping of asbestos fabric saturated with bitumens will prevent movement and displacement of the bituminous coatings, and add greatly to the length of time satisfactory protection will be maintained.