Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| 'Name' or designation | Wheel arrangement | Builder | Year built | Year withdrawn |
| --- | --- | --- | --- | --- |
| Theakston Fordson | Bo'2' | Theakston | 1928 | c1935 |
| Super-Scooter ( JAP Scooter) | Ultra-light 4-wheel scooter | RH&DR | c1929 | c1945 |
| War Department Locomotive | 4-wheel scooter | War Department | 1929 | 1949 |
| Rolls Royce Locomotive | Bo'2' | RH&DR | c1932 | 1961 |
| Firefly | 0-6-0 | HCS Bullock (re–built RH&DR) | 1936 (re–built 1945) | 1947 |
| Motor Cycle Scooter | Ultra-light 4-wheel scooter | RH&DR | c1949 | c1952 |
| 'Royal Anchor' | B-B | Charles Lane of Liphook | 1956 | 1956 |
Question:
what was the builder in 1929
Answer:
War Department