Red Cross Haverfordwest and District and St John Ambulance Brigade Records Records of the St John Ambulance Brigade, Haverfordwest, [1927]-1952, including Red Cross medical and anatomical wall charts, [20th century]; and St John Ambulance rules and miscellaneous records, [1927]-1952. Arranged into the following: Red Cross wall charts; and St John Ambulance. [1927]-1952