Edwin Harrington, Son & Co.
Illustrated catalog given to Lamar Lyndon ca.1890.  The firm was located at North Fifteenth Street & Pennsylvania Avenue, Philadelphia, Pennsylvania.
Webpage copyright © George Langford 2010
Machine Tools, ca. 1890 illustrated catalog
Edwin Harrington Frame Drill, pages 98-99
FRAME DRILL.

Designed for drilling side frames for locomotives.

It is fitted with two or more sliding heads carrying drill spindles. Cone has 4 sections, 3½-inch face. Heads have a lateral range of any length, dependent on the length of cross head. Greatest distance nose of spindle to table, 45 inches; from floor to top of table, 7 inches; vertical movement of spindle, 20 inches. Spindles are balanced by weights attached direct to top of spindle; has quick return by rack and pinion attached to hand wheel. Each head has independent friction for stopping and starting; independent automatic gear feed of 3 changes. Pinions, rack gearing, shafts and screws are all steel. All cut gearing. Countershaft, hangers and 2 pulleys, 24 x 5½ inches, to run 225 revolutions per minute.

Shipping weight,         lbs.
2 spindles, $
Per extra spindle, $
Boxing for foreign shipment, $