C. M. and H. M. Davey
of Standard Works, Colchester
A partnership of the brothers Henry Davey and Charles Davey.
1865 James Noah Paxman entered into partnership with C. M. and H. M. Davey at premises in the centre of Colchester, which became Davey, Paxman and Davey
1867 Davey and Co exhibited steam engines at the Royal Agricultural Show at Bury St Edmunds