Page 56 RADIO ENGINEERING Rocke International Electric Corp. 15 Laight Street, City Export Managers 4 Radio - sound equipment - Electric Products

BARE AND TINNED SensPLUS iitivt(i COPPER WIRE For All Purposes TONE QUALITY Fine Sises Oar Specialty ELLIS ELECTRICAL LABORATORY WRITE SPARGO WIRE COMPANY FOR ROME, NEW YORK S N SNORE. H.. DETAILS 737 WEST MADISON ST CHICAGO, ILLINOIS Established 1885 COILS Choke- Impedance - .. - Magnet- Transformer BRASS -BRONZE -COPPER TRANSFORMERS Audio -B -Power Unit- Broadcast Station -Output Filament Heating -Power -Stepdown NICKEL SILVER -ZINC Have us quote to your specification POWER TRANSFORMER CO., 145 W. 22nd St., PHOSPHOR BRONZE In Gauges .001 and Thicker. 1/16" to 16." Wide SPOT WELDERS From .0005 To W' Combined Thickness AND 1 ROT TIN COATED METALS IN COILS STRIPS Let us solve your -- N A- Spot Welder Problems

THE BALTIMORE BRASS CO. 1e - EISLER ELECTRIC .,--. 700 South 13th Street, .. _ 1206 WICOMICO ST., BALTIMORE, MD. 1 NEWARK, N. J.

We Cater to Laboratories-Broadcasting The Home Hotel of New York Stations Talking Movies, Etc. Parts for Homelike in service, appointments and - location ... away from noise and con- any and every item you may need always gestion, yet but a few minutes from on hand. Call on us for your requirements . . . garage facilities for tourists.

Room and Bath from 13 single. $4 double -500 rooms Home folks will like this hotel HOTEL LEERS BRETTON HALL :7heHome of RAW at 45 VESEY STREET, NEW YORK CITY NEW YORK

CONDENSER PAPER NICKEL 182 Cornelison Ave. _ Newark Ave. Jersey City, N. J. _ M111S at Elizabeth, N. J. WIRE CLOTH PETER J. SCHWEITZER, Inc., for the 200 Fifth Ave. New York RADIO TUBE INDUSTRY Any mesh woven accurately to your specifications. "CLEVELAND" Baach -International Wire Cloth renowned for its Uniformity, its Superiority, Compound High Vacuum Pumps its Durability. We manufacture all sizes of High Vacuum Pumps from 1 -200 Advise us of your Requirements cu. ft. per min. AU pumps tested at % micron before leaving factory. Write for details. The Cleveland Wire Cloth & Manufacturing Co. INTERNATIONAL MACHINE WORKS, Inc. 3571 E. 78th Street, CLEVELAND. Ohio 527 -529 Thirty- Second St., Union City, New Jersey