Tom Hawke 

Original Title:  The Link Boys

1st Printing - Written by Constance Fecher. 

Condemned to die! And it's all Tom's fault! His uncle will hang unless Tom finds a way to save him. Then, Tom meets the Link Boys, street toughs who know how to survive in the cruel city. Together, they make daring plans... 

This book is fiction, but it is based on an authentic background.  In seventeenth-century London......