Published three or four times a year (it varied) from 1968 until the beginning of 1978.
The SRC Bulletin was published "at least twice a year" from the 1970s until the mid 1980s when it became SERC Bulletin. The Centre for Computing History holds five issues from 1980-1985.
Although this ultimately came to nothing, it is interesting to note that Rutherford was at one time considering building a nuclear reactor for research purposes.