Includes 57 plates (plans and diagrams), some fold out, bound in at rear. Condition: Externally, although sound, very stained and with splashes (paint, possibly mortar, glue). Clearly a working copy. Cloth to boards worn. Internally, clean and cared for; plates in excellent condition. Ink stamp of original user (R.E. Officer-in-Charge) to front paste down and front free end paper. Company stamp of another owner just visible on front board- A. Boake, Roberts & Co. Ltd (inferred from similar and more legible stamp to other books in this lot).