No. 3 Garrison Company 1st Essex artillery
3rd Essex Battery, 2nd East Anglian Brigade Royal Field Artillery, Territorial Force
7 Battery
Essex Yeomanry (Grays Troop, D Squadron) (Kelly, 1914)
ds 'H' 6 Essex

‘The 3rd Essex Battery, 2nd East Anglian Brigade Royal Field Artillery, Territorial Force, have their drill hall in Brook road.’ (Kelly, 1914) This also notes their headquarters at 106 Cromwell road.

‘No. 3 Garrison Company 1st Essex artillery, 25 Sherfield road.’ (Kelly, 1894)

Kelly, 1902 places 7 Battery at Quarry Hill.