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 Machine for Drilling and Boring Bridge Work, etc., pages 86-87

Designed for chord pieces and eye-links. Will drill ¾ inch or bore 10-inch hole; arranged to slide upon eye beam tracks by means of rack and pinion, making them adjustable for drilling any length and both ends of eye-links at same time. Is built in two different styles, the difference being size, capacity and jaws for holding work.

FOR EYE-LINKS, is constructed to hold link by its bar, that boring at the eye is central with the bar and any number of links or other pieces may be bored with perfect uniformity. Capacity from column to centre of drill spindle, 10 inches; from table to spindle, 15 inches.

FOR BORING CHORD PIECES, the capacity of machine is 27 inches spindle to table; 15 inches from column to centre of spindle, which may be increased if desired. Table is fitted with bushing for supporting lower end of boring car.

Spindles of steel, very heavy; counter-balanced by weight in column; have 8 different drilling speeds; geared automatic feed, 6 changes; shafts, pinions, rack gear of steel; floor space 76 inches wide by any required length. Counter-shaft, driving cone, pulleys, 16x4½ inches, to run 250 turns per minute.

Shipping weight,         lbs. $   
Boxing for foreign shipment, $