CHAPTER III.

REQUIREMENTS OF DIFFERENT TRADES.

Bedsteads--Collapsible Gates--Dipping Sewing Machine Parts--Iron Rods--Iron Window Frames or Casements--Metal Furniture--Motor Parts (Metal)--Automatic Finishing of Pianos--The Standard Hydraulic Immersion System--Wheels--Some Typical Plants--Carriage Department, Woolwich Arsenal--James Gibbons--Harrison, McGregor & Co.--Phillips & Son--The Ford Motor Company--Marshall, Sons & Co., Ltd.--Hayward Bros. & Eckstein, Ltd.--The Crittall Manufacturing Co.--Excluding Dust--Heating and Ventilation of Drying Room--A Model Drying Room 33