Joseph C. O’Brien, secretary; John Harper Jackson, assistant 
secretary. 
Frank H. Rea was formerly with Rea & Company, pork 
packers, whose business was dissolved after a disastrous fire 
about fifteen years ago. Mr. Rea looks after the financial 
end of the business and has devoted much of his time to 
developing the company. 
Henry E. Rea is a son of the president and after about 
five years of practical training in the shop in various cap- 
acities is now engaged in sales development work, in addition 
to his duties as assistant treasurer. 
John J. Jackson is one of the pioneers in the gear busi- 
ness, having worked his way from machine operator to the 
position of general superintendent of the plant of the R. D. 
Nuttal Co., one of the oldest gear manufacturing companies 
in the country. Mr. Jackson personally looks after the 
shop operation and is known throughout the gear industry 
as a “live wire.” Joseph C. O’Brien is also an “old-timer” 
in the gear business, having served in various capacities 
from machine operator to chief mechanical engineer of the 
R. D. Nuttall Company. 
Mr. O’Brien is in charge of the engineering, estimating 
and cost work of the company. 
John Harper Jackson is a son of John J. Jackson and 
after graduating from college was with the Sharpless Sepa- 
rator Co. and United States Cast Iron Pipe and Foundry 
Company. He then served as lieutenant in the Ordnance 
Department and is now in charge of the development of 
the business. 
In the hectic days at the opening of the World War this 
small company was not carried away by the abundance of 
opportunities for branching out from their chosen lines of 
endeavor, but calmly selected the work for which their organ- 
ization was best fitted to serve the country, mapping out a 
war program and a post-war program regarding policies to 
be followed in the development of the business. 
During the war they manufactured transmission gears 
for a number of the largest farm tractor companies in the 
country; also larger gears for ammunition presses, and kin-