1956. Reprinted. 195 pages. No dust jacket. Green cloth. Volume I. From the Technical College series. Pages are rather marked with pronounced tanning and foxing, plus thumbing. A few dog-eared or clipped corners. Foxing more noticeable towards the start and end of the book. Endpapers slightly warped. Boards have some edge wear, with slight bumping and fraying to corners, while spine ends are moderately crushed and rubbed. Slightly scratched, rubbed and marked overall. Boards are bowed.