The stage of the small Mercury Theatre in Notting Hill Gate, London is never empty. When not in use by the famous Ballet Rambert , which is housed there , it is invaded by youthful students of the Ballet's school of dancing. These youngsters, many of whom are taking their first steps on a professional career, are lucky in being able to get the best type of training. They are able to learn and practise side-by-side with the accomplished stars who have already reached fame in the Ballet world. Photo shows ; Graceful first steps - seven year old Janet King faithfully follows the coaching of instructress Daphne Gow, who si an accomplished dancer. 12 January 1949