The principal object of this project was to produce a machine-readable index to a proportion of the 1.25 million fire policies issued by the Sun and Royal Exchange insurance companies during the 18th and early 19th centuries. The policy registers held in the Guildhall library, City of London were searched and summary details of policies issued between 1777 and 1786 were recorded. Variables The information recorded comprises the name(s) of the policy-holder(s), the address, the occupation(s) of the policy-holder(s), and identification number and the total sum insured.