The content consists of various legal documents, correspondence and printed material relating to legal cases. Kneale's work included investigation for the Commission on local industries, hence the presence of minutes of meetings, reports and letter books investigating the Isle of Man's agriculture and industries. Other work matters included the proposed extension of the town of Douglas (1903), the Old Age Pension Commission (c.1912), Primitive Methodist Chapel and Trust Property (for various parishes around the Island) and Educational Endowments for Elementary and Higher Education. Kneale's billing book of clients (1896-1922) and a book of pro-forma example documents on how to format legal documentation are present.
Further notable clients of Kneale include the estate of George W. Dumbell, the estate of Rebecca Noble, the Crellin Estate (Douglas), Douglas Bay Estate, the Howstrake Estate, Falcon Cliff Limited, the Directors of the Castle Mona Hotel Company Limited, the Manx Toy and Handicraft Association Limited and the Port Soderick Land Company.
Miscellaneous items include an exercise book with Latin entries and household records for Fort Anne (1820s), family history on the 'Christian's of Milntown', a list of Isle of Man properties for sale, auction material for the sale of several properties in Douglas and Onchan (1902), a newspaper cuttings book (1930s) and a song and music book.