| OrderNo | Title | Date | Link |
| MS 3557, f. 59 | Lash, William Quinlan (1905-1986), former Bishop of Bombay | 1968 | MSS/3555-3560/3557/59 |
| LC 192 ff. 71-8 | LASH (William Quinlan), bishop of Bombay. | 1958 | LC/1958/192/71-8 |
| Ramsey 179, f.45 | LASH (William Quinlan), former bishop of Bombay | 1970 | Ramsey/4-287/1970/179/45 |
| Bell 367, ff. 125-6 | LASH (William Quinlan), bishop of Bombay | 1958 | Bell/184-368/367-368/367/125-6 |
| Ramsey 219, ff.58-59 | Bishops Suffragan, position in Synod | 1972 | Ramsey/4-287/1972/219/58-59 |
| Ramsey 339/11 | Crown Appointments: Truro | 1973 | Ramsey/339/11 |
| Fisher 261, ff. 205-7 | LASH (William Quinlan), Bishop of Bombay | 1961 | Fisher/1-271/261-271/261/205-7 |
| LC 172 ff. 147-8, 224-5, 282, 432, 448 | LASH (William Quinlan), bishop of Bombay. | 1948 | LC/1948/172/147-8, 224-5, 282, 432, 448 |
| CFR AC PHOTO MISC 7 | WCC: Evanston | 1954 | CFR/1/6/MISC/7 |
| LC 193 ff. 81-3, 170-1, 186, 199-200, 241-5, 266-71, 273, 279-80, 301-3, 313-19 passim, 378-9, 392, 432, 668, 757, 802-5 passim | LASH (William Quinlan), bishop of Bombay. | 1958 | LC/1958/193/81-3, 170-1, 186, 199-200, 241-5, 266-71, 273, 279-80, 301-3, 313-19 passim, 378-9, 392, 432, 668, 757, 802-5 passim |
| LC 197 ff. 134-41, 209-10, 310-11 | Memoranda from the Committee on Foreign Relations and Missionary Strategy of conversations with the Mar Thoma Syrian Churches, Jacobite Syrian Church, and the Tamil Evangelical Lutheran Church, ff. 134-41, 310-11, and memorandum on missionary strategy, ff. 209-10 | 1957 | LC/1958/197/134-41, 209-10, 310-11 |
| Ramsey 339/45/4 | Crown Appointments: Bishops Suffragan and Assistant: Individual Dioceses: St. Edmundsbury-Worcester | 1964-1968 | Ramsey/339/45-4 |
| SSF/4/15/5 | Letters from Frank Dyson to Bill Lash regarding the creation of a Third Order. The first two pages from the final letter are missing | 6 Feb 1929 - Jul 1931 | SSF/4/15/5 |
| SSF/5/1/1/7 | Obituaries, Remembrances and Memorials | 1932-1963 | SSF/5/1/1/7 |
| MU/OS/5/22/12 | General file for the Diocese of Bombay | 1934-1962 | MU/1/OS/5/22/12 |
| SSF/5/1/1/1/1 ff. 60-67 | Letters from Br. Douglas to Bishop Bill Lash (Bishop of Bombay) | 1929-1932 | SSF/5/1/1/1/1/60-67 |
| SSF/4/9/8 | Written notes by Bill Lash entitled 'Practical Franciscanism' | c.1930 | SSF/4/9/8 |
| SSF/4/10/7 | Correspondence between Peter Hardy and Bill Lash regarding the Fellowship of the Way and debates on the Third Order | 4 Feb 1931 - 5 Oct 1932 | SSF/4/10/7 |
| SSF/C/2/3 | Copies of Files in India 1933-1962 | 1933-1978 | SSF/C/2/3 |
| SSF/BHC/4/15 | Father George Potter B.H.C. by Bill Lash | 15 February 1960 | SSF/BHC/4/15 |
| SSF/C/2/1 | Correspondence with Outram Walsh regarding the division of the CSS and the CPSS | 1934 | SSF/C/2/1 |
| SSF/C/2/3, ff. 1-30 | Correspondence on CPSS records in India | 22nd September 1973-21st November 1978 | SSF/C/2/3/1-30 |
| SSF/C/3 | William Quinlan Lash- personal papers including correspondence, liturgies and lectures, photographs, fictional work and his will | 1929-1986 | SSF/C/3 |
| SSF/C/2/5/2, ff. 12-88 | Correspondence between Bishop Lash and CPSS members and affiliates | 1961-1966 | SSF/C/2/5/2/12-88 |
| SSF/C/2/5/3 | CPSS Papers 1972-1996 | 1972-1996 | SSF/C/2/5/3 |
| SSF/C/4/1, ff. 1-26 | Letters to William Quinlan Lash from or regarding Verrier Elwin | 17th November 1933-10th March 1964 | SSF/C/4/1/1-26 |
| SSF/C/4/1, ff. 157-168 | Reminiscences of Verrier Elwin by his friends | 1964-1974 | SSF/C/4/1/157-168 |
| SSF/C/5 | Photographs of CSS/CPSS members, events and properties in Poona | 1926-1992 | SSF/C/5 |
| SSF/C/6/1, ff. 36-64 | Notes from discussions between Bishop William Quinlan Lash and John Charles Vockler between 19th and 23rd April 1971 | 1971 | SSF/C/6/1/36-64 |
| SSF/C/6/2, ff. 76-133 | Correspondence between Bishop William Quinlan Lash, Sister Barbara Noreen and Bishop Christopher Robinson on Sister Noreen's research into the history of the CPSS | 1974-1983 | SSF/C/6/2/76-133 |
| SSF/C/6/3 | Interview with William Q. Lash, Bishop of Bombay | 1971 | SSF/C/6/3 |
| SSF/C/2/5/1 | English Committee Crisis | 1941-1944 | SSF/C/2/5/1 |
| EV 2/22 | Episcopi Vagantes: A.J. Anbian | 27/12/1956 - 04/11/1959 | EV/2/22 |
| LC 202/4-6 | Two group photographs and key | 1958 | LC/1958/202/4-6 |