List of patients being treated with mandelic acid and NaH2PO4, or monosodium phosphate, showing the effect on the pH of their urine. There is also correspondence from F.L. Pyman of the Boots Pure Drug Co. in which he encloses additional correspondence received by him from Prof C.R. Harington of University College London and Dr M.L. Rosenheim also of University College Hospital in which they express their opinions on Neoket, the new preparation of mandelic acid recently marketed by Boots. Pyman also supplies Wilkinson with samples of syrup of sodium mandelate and a compound of mandelic acid granules.
Included in the file are copies of D.M. Lyon & D.M. Dunlop, 'Mandelic Acid in the Treatment of Urinary Infections', British Medical Journal, 1935, 2(3909), pp.1096-1097 and also an extract from St Bartholomew's Hospital Reports by Lawrence P. Garrod entitled 'A Study of Urinary Antiseptics', 1935.