Seabrook Bros Ltd was a London-based company founded in 1895 by brothers Herbert and Percy Seabrook as cycle component factors, operating from premises in Great Eastern Street. The firm grew substantially, establishing branches in Berlin and New York. In 1911 the brothers expanded into the motor trade, importing the American-made Regal, which they marketed under the names RMC or Seabrook-RMC. During the First World War they imported Napoleon trucks from…