 Ralph Merrifield ( 1913 – 1995 ) was born and raised in Brighton , and , following an education at <unk> Grammar School , he worked at Brighton Museum . <unk> a London External <unk> in anthropology in 1935 , he developed a lifelong interest in the religious and magical beliefs of England . After serving in the Royal Air Force during the Second World War , he returned to working at Brighton Museum , but in 1950 was appointed Assistant Keeper of the Guildhall Museum in the City of London . Over a six @-@ month period in 1956 and 1957 , he was stationed in <unk> , Ghana , where he worked at the National Museum of Ghana , organising the collection in preparation for the country 's independence from the British Empire in March 1957 . Returning to the Guildhall Museum , Merrifield compiled the first detailed study of Roman London for 35 years , which was published as The Roman City of London ( 1965 ) . Following the creation of the Museum of London in 1975 , he became its Deputy Director , a post which he held until his retirement in 1978 . 
