The Saint Louis directory for the years 1854-5 :
Brass Foundries and seale Manufacturies.
Cofland & Piquet , 144n.north 2d
Haywood, Wm. B.al. b. 3d and 4th, s.south of Pine
Helmkamp, Herman, 121 Pine
Kepferle, John, 173n.north 2d
Koenker, Wm.439 s.south 2d
Norris, A.B.agt.agent. 20 Pine
Rigdon, C. H.14n.north 2d
Ross, J. A.194n.north 2d
Venghouse, William, 36 Locust