Clocks and watches
| Baillie, Granville Hugh, 1873-1951 |
| Clocks and watches : an historical bibliography / by G.H. Baillie ; with a foreword by sir Harold Spencer-Jones. |
| London : N.A.G. press, 1951. |
A concise history of astronomy
| Doig, Peter, 1882-1952 |
| A concise history of astronomy / by Peter Doig ; with a foreword by Harold Spencer Jones. |
| London : Chapman & Hall, 1950. |
| Abetti, Giorgio, 1882-1982 |
| The history of astronomy / Giorgio Abetti ; translated from the Italian by Betty Burr Abetti ; with a foreword by Harold Spencer Jones. |
| London : Sidgwick & Jackson, 1954. |
| King, Henry C., 1915-2005 |
| The history of the telescope / Henry C. King ; with a foreword by Harold Spencer Jones. |
| London : C. Griffin, 1955. |
Observations made at the Royal observatory, Greenwich, in the year ... in astronomy, magnetism and meteorology
| Observations made at the Royal observatory, Greenwich, in the year ... in astronomy, magnetism and meteorology / under the direction of H. Spencer Jones. |
| London : His Majesty's Stationery office |
Observations made with the Cookson floating zenith telescope in the years 1927-1936 at the Royal observatory, Greenwich, and the determination of the variation of latitude and the constant of nutation from observations in the years 1911-1936
| Royal Greenwich observatory |
| Observations made with the Cookson floating zenith telescope in the years 1927-1936 at the Royal observatory, Greenwich, and the determination of the variation of latitude and the constant of nutation from observations in the years 1911-1936 / under the direction of H. Spencer Jones. |
| London : published by His Majesty's stationery office, 1939. |
| Jones, Harold Spencer, n. 1890 |
| The Royal observatory Greenwich / Harold Spencer Jones. |
| London : published for the British Council by Longmans, Green and Co., 1948. |