The string is not an official McGraw-Hill edition code. It most likely refers to:
Because the "90 upd" is copyrighted (McGraw-Hill Professional), free distribution is illegal. However, legitimate access exists:
Joseph De Chiara, Julius Panero, and Martin Zelnik.
Time-Saver Standards for Housing and Residential Development
"Time-Saver Standards for Housing and Residential Development" is widely considered the "bible" for residential neighborhood planning. Unlike architectural graphic standards that focus on the details of a single building (how to build a stair or a wall), this book zooms out. It focuses on the , and how clusters of homes interact to form a neighborhood.
Ordering and questions or contact us.