BRIDOL is the British Sundial Society's Register of Fixed and Mass Dials, which gives detail and photographs of about 8000 fixed sundials and 3000 mass dials in the UK.
Some of these are in private gardens, but the majority are publicly available.
Signed ’Hilkiah Bedford in Fleet Street’. He was in Fleet Street from 1666 and died 1689. Top part of gnomon missing. Aligned Roman numerals read from inside IIII - XII - IIII - VIII with noon gap. Divided to 30, 15 and 5 minutes. Double Horizontal of standard pattern.