Ex-library copies with the usual stamps, stickers, etc. Bindings are solid and text/interiors are clean and free of marking of any kind. Both volumes are hardback in brown buckram with gilt printing on cover and spine: "Mines Branch Deptartment of mines Ottowa 1912" at lower corner of V. I and "..." "1914 No. 203" on Vol. II. Covers show considerable wear from handling but are not freyed, bumped at corners. Vol. I has a tear to the paper along front hinge but the cloth in intact. Back endpaper (one of two unprinted) has a large open tear. Otherwise text block is in excellent condition with (9) fold-out maps and one fold-out mechanical drawing flawless, plate section towards rear of book neat and intact with printed rice paper overleafs in fine shape. Book is filled with b&w photos and is printed on high quality glossy paper. V. I is 376 pages. V. II has tear along front hinge at title page, but not through the cloth and page 99 - 102 (exact middle of book -- a single piece of paper) is unattatched, apparently a printing error, as it shows no perforations. Author's preface page of both books has a printing error also, appears to be overprinted. Color plate section has all printed rice paper overleafs; 264 pages. Photos of tables of contents available upon request.