Doubleday, 1996. First edition, first impression. Excellent condition, original dust jacket not price clipped. All pages clean and intact and no inscriptions. Johnny Maxwell and his friends have to do something when they find Mrs Tachyon, the local bag lady, semi-conscious in an alley .as long as it's not the kiss of life. But there's more to Mrs Tachyon than a squeaky trolley and a bunch of dubious black bags. Somehow she holds the key to different times, different ears - including the Blackbury Blitz in 1941. Suddenly, now it isn't the safe place Johnny once thought it was as he finds himself caught up more and more with then .Winner of the Smarties Silver Medal and was shortlisted for the Carnegie Medal & the Children's Book Award. 206 pages.