Document 0q1j1G18pVo8VYjLoeNoN8Z0R

IHHEMlINGZmD \VEmrilllA\YIIN<G Formerly The Heating and Ventilating Magazine Founded 1904 521 Fifth Avenue New* York City* Heating and Ventilating has long been accepted as the authoratative publication in the field of heating and ventilating. With the cooperation of those progressive engineers and contractors who have given so generously of their knowledge,'Heating and Ventilating, has been largely instru mental in bringing about a better under standing oif the many difficult equipment and application problems which have arisen during the last'twenty-six years. Heating and Ventilating is continually alert to aid in accelerating the perfection of heating, ventilating and air conditioning equipment and its application. In line with its responsibility of leadership Heat ing and Ventilating has . inaugurated during 1930 an additional editorial service.' Reference Numbers will now be issued regularly. ditioning system in a theater. Since each type of building has so many special features, has different costs for installa tion and operation and has different conditions to meet, each is treated sepa rately in a special number. Reference Numbers are designed' to be saved, to be used for just what their name implies--as reference data. They . will constitute a self-perpetuating reference library on school buildings, office buildings, public buildings and institutions, theatres, churches, hospitals, department and other stores, transportation buildings, industrial buildings and hotel and apartment build ings. Although Reference Numbers are priced at one dollar, they are furnished to regular subscribers ($2.00 the year) at no addi tional charge. Reference Numbers are planned to discuss the peculiarities and special features of the systems for the type of building to which the Number is devoted. The design of a church heating system is ari entirely dif ferent problem from the design of the system for an industrial plant. The ventilating sys tem for a restaurant is. totally unlike the air con Heating and Ventilating offers the manu facturer and distributor of heating, venti lating and air conditioning equipment a direct first-read medium of sales contact to the men who specify, buy and install this equipment. Sample copies advertising rate cards and market information sent upon re quest. 764 Pumps Buffalo Steam Pump Co. "Builders of Better Pumps Since 1887" 450 Broadway, Buffalo, N. Y. Complete Line manufactured in Canada by Canadian Blower & Forge Co., Ltd., Kitchen, Ont. Branch Offices ......................................... 414 Standard Bldg. Minneapolis..... ..................................................... 10 Milk St. . New York... ................................. Commercial Bank Bldg. Omaha_____ .......................................... 15 N. Jefferson St. Philadelphia... ......................................368 Rockefeller Bldg. .........................605 Mercantile Library Bldg. Pittsburgh......... St. Louis-- San Francisco... ...1817 C.iltforma St. (Steams Roger Mfg. Co.) Seattle^..- ...2051 VV. Lafayette Blvd. Toledo-- 459 N. W. National Life Bldg. ___39 Cortlandt St. _ .923 W. 0. W. Bldg. 810 Land Title BMg. ...........927 Union Trust Bldg. ..906 Chemical Bldg. ........365 Tenth St. ....303 Alaska Bldg. ................. --1817 North 13th St. -.99 Pratt St. W4dfcoXercial Natl. Bk. Bldg., 14th and G Sta., N. W ...610 Pershing Square Bldg., Hill St. at Fifth PRODUCTS centrifugal Pumps For AH Purposes--Single and Double Suction, Single and * i ; - Multistage, Horizontal and Vertical. Steam Pumps--Duplex and Simplex, Tnside Packed and Outside Packed. Vacuum Pumps and Condensers. Centrifugal Condensation Return Pump and.Receiver Also built vertical with receiver pit. Especially adapted for low pressure boilers. Automatic in operation. Duplex Steam Pump and Receiver Automatic Sump Pump Entirely automatic. Can be furnished for Self contained. Ball bearing thrust. high or low boiler pressure. Complete Descriptive Catalogs Furnished Upon Request 765