My great-aunt, Mary Murphy, wrote a history of the Crowley family split into three parts: The Crowleys, The Curtis’s and Aleister Crowley.

Mary's brother George Clement Crowley, generally referred to as "Clems" wrote some memoirs of his time in the Navy (he was in time a Rear Admiral) which was kindly supplied to me by Rick Crowley. I believe Clems' obituary appeared in the Daily Telegraph on Tuesday, 15th February 2000 but I have been unable to confirm this.

Some correspondence between Abraham, Henry Sedgefield and Charles Crowley and the Ashby family in Alton dated December 1826. Kindly sent to me by Alan Davies.

A family tree dating back to Nathianel Crowley in the late seventeenth century and some photographs from various sources.

There is also the following extract from a legal judgement relating to the disposal of part of Henry Crowley's estate.
The defendants are the surviving partners of the firm of Crowley & Co which consisted up to 1857 of the defendants and Henry Crowley who died in that year. The plaintiff bought at a sale by auction on the 14th of June 1862 from the defendants two lots of freehold property for 245 and paid a deposit of 49 being at the rate of 20 per cent on the purchase money On the 21th of June being the tenth day after the sale the defendants attorneys gave the plaintiff's attorney an abstract of the defendants title to the lots purchased by the plaintiff On the 12th of August the defendants attorneys sent to the plaintiff's attorney a further abstract consisting of an abstract of a deed of release of the 14th of June 1860 ...