Refine
Estimated Years 1920-1929Clear
5,061 results foundRefine Search
American Society of Heating and Ventilating Engineers Guide, 1928 The tests are niade at the center of each area so determined and the results plotted in the proper columns on the chart.
Document image
refid# 3ep1Daj63BZB8ZD2ZbgYyaeNx1 page
American Society of Heating and Ventilating Engineers Guide, 1928 UNIT SYSTEMS* Unit systems consist of an individual unit incorporating all the apparatus necessary for providing, directing and controlling the necessary volume of air heated to the proper temperature for the purpose.
Document image
refid# DMmbVQraZ7akmEqwZ60Lk5zzN1 page
American Society of Heating and Ventilating Engineers Guide, 1928 COOK, Harris R., (Associate 1924).
Document image
refid# qkR7e2eNkojpv8BO5MrR96qd51 page
American Society of Heating and Ventilating Engineers Guide, 1929 CHAPTER XVI AUTOMATIC HEAT CONTROL Types of Thermostat* Applications of Automatic Control Air Washers.
Document image
refid# VJ9OQO4O7Q4gxQaNRbxVKYQjq1 page
Pumps M.
Document image
refid# vB8R2Evp5qmkkjaOgyenKk8Ew1 page
1929American Society of Heating and Ventilating Engineers Guide, Independence-- Sellars, F.
Document image
refid# e5bJ0RVB8MZEbLnKp3eDYGpxE1 page
Air System Equipment Fans and Blowers Bayley Blower Company 1817 S.
Document image
refid# NegzY4G47LzbLqom3OBXx17dQ1 page
Shaw-Perkins Manufacturing Company 201 East Carson St., Pittsburgh 19, Pa.
Document image
refid# DDd9d0r32ZQe2QZ4g2GbjkVJN1 page
FORM N O .
Document imageDocument imageDocument image
refid# KJBjXVa73MkDEM1pJ8d9Brk1K3 pages
December 3, 1929 Mr. 3 A.
Document image
refid# 3J1M4L8gJ4pqKgJ3nEpareJbn1 page
HOURS 11:00 TO 12:00 2;00 TO 4:0 0 M ON .
Document imageDocument image
refid# XRLoXxEpoN4d04yzYrOeZ8DQR2 pages
REPRODUCED AT THE NATIONAL ARCHIVES Reprint from N.
Document image
refid# 997GwE3b51NyOR4oyE0deK8B61 page
STATEKEOT 0?
Document imageDocument imageDocument imageDocument image
refid# 3JwXg5vLbkoyJq6QYgbwrdVJa12 pages
FILE NAME: Household Contact (HC) DATE: 1925 May DOC#: HC101 DOCUMENT DESCRIPTION: Magazine Article - Change of Clothes and Showers Provided for Workers Using Deadly Chemical ThisMisotnhoseafniattdost"vokCiIciaThneaedtfoimbnfosiliinescJ--dhaootulhhWfDsWnietnshaoFwGoenra.nfockfrQisahlhn,dluoeila--syetie;goshnMSbakyeudtrnt,t.opLarcQhnrokieduosueasediisssdepu,tdneaionroyrLnitwtstsehaniBaasnooslhTdlfsyeitsomwtlHgavheipeoreectgrlaesyerbsrubiutg!
Document imageDocument imageDocument imageDocument image
refid# by4d7zvkBQ7Bxa2LZy60LbBKg7 pages
Confidential Mellon Institute of Industrial Research University of Pittsburgh PLAINTIFF'S EXHIBIT PROGRESS REPORT for the week . ended____March 11. 1929 _ AI?.
Document imageDocument image
refid# e7Kq1gLqyDJ6NjVvbNK4bGrL92 pages