The Specification, Design and Construction of Drainage and sewerage systems
using Vitrified Clay Pipes
You have three download  options/formats:

Download the original Word 7 files (8 zip files -  6.5MB - best quality)

Download the document in zipped Adobe Acrobat  format (4 zip files - 3.5MB)

Download the individual Adobe Acrobat files (24  files - 3.8MB)

If required as printed copy,  the tables A3, A4, A5 & A6 and B3, B4, B5, B6 & B7
should be printed from the Word file download option for clarity