| A | OFFICIAL PAPERS |
| A.1 | Certificates |
| A.1.1 | Certificates from QCG |
| A.1.1.1 | Lectures in Arts and Medical Faculties |
| A.1.1.2 | Lectures at Co Galway Infirmary and Town Hospital |
| A.1.1.3 | Other Certificates from QCG |
| A.1.2 | Other Certificates |
| A.1.3 | Certificate from St John's Hospital for Diseases of the Skin |
| A.2 | Degrees Conferred |
| A.3 | Testimonials |
| A.3.1 | Original Testimonials |
| A.3.1.1 | Staff of QCG |
| A.3.1.2 | Staff of Dr Steeven's Hospital |
| A.3.1.3 | Staff of the Indian Medical Service |
| A.3.2 | Printed Testimonials |
| A.4 | Appointments |
| B | CORRESPONDENCE |
| B.1 | Indian Correspondence |
| B.1.1 | Medical Fees from the State of Rampur |
| B.1.1.1 | The Nawab's Lakh |
| B.1.1.2 | Rampur Fees and Bar on Promotion |
| B.1.2 | Dispute with Pilcher |
| B.2 | War Correspondence |
| B.2.1 | War Service |
| B.2.2 | Robertson Letters |
| B.2.2.1 | From C C Linear |
| B.2.2.2 | From Sir William Robertson |
| B.2.2.3 | From Mildred Robertson |
| C | MEDICAL |
| C.1 | Lithotomy and Litholapaxy Notebook |
| C.2 | Prostatectomy Notebooks |
| C.3 | Case Histories |
| C.4 | Diaries |
| C.4.1 | Personal Diary |
| C.4.2 | Medical Diaries |
| D | FINANCIAL RECORDS |
| D.1 | Account Books |
| D.2 | Investments |
| E | PRINTED BOOKS AND REPRINTS |
| E.1 | Books belonging to Peter Freyer |
| E.2 | Books written by Peter Freyer |
| E.3 | Reprints from Medical Journals |
| F | JOURNAL AND NEWSPAPER CUTTINGS |
| F.1 | Cuttings from Medical Journals |
| F.2 | Newspaper cuttings |
| F.3 | Newspaper Sheets |
| F.4 | Scrapbook |
| G | OTHER PAPERS |
| G.1 | QCG |
| G.2 | Awards |
| G.3 | Dinners |
| G.4 | Medical Papers |
| G.5 | Hospitals |
| G.6 | Freyer's Death |
| G.7 | Sale of 27 Harley St |
| G.8 | Miscellaneous Items |
| H | PHOTOGRAPHS |
| H.1 | Indian Photographs mounted on Card |
| H.2 | Freyer's House, Benares, India |
| H.3 | Family Photographs |
| H.4 | London Photographs |
| H.5 | Profile of Freyer |
| H.6 | Portrait at St Peter's Hospital |
| H.7 | Clifden Gravestone Photographs 20th century |
| H.8 | UCG Exhibition Photographs |
| H.9 | Surgery Department Photographs |
| H.10 | Heap Photographs |
| I | MEMORABILIA |
| I.1 | Medical Instruments |
| I.2 | Awards |
| I.3 | Printing Blocks |
| I.4 | Framed Items |
| I.5 | Cases, Hats and Walking Sticks |