Hammerfield
Hertfordshire
HEMEL HEMPSTEAD 894/1/26 HIGH STREET 18-JUN-48 (West side) CHURCH OF ST MARY I Circa 1140-80 of flint rubble and Roman bricks with ashlar quoins, dressings and chancel vault
Latin cross plan with crossing tower and C13 spire
C14 south porch C15 north porch and nave clerestory
C14 brass in south aisle
1841 monument to Sir Astley Paston Cooper
1858 stained glass south chancel windows, Clayton and Bell Vaulted north-east room, perhaps a sacristy, with east apse.