Handbook of Rock Excavation Methods and Cost by Halbert Powers Gillette

The item is a first edition (Revised, 1916) hardcover book titled "Handbook of Rock Excavation Methods and Cost" by Halbert Powers Gillette. The book appears to have a cream or light tan paper cover, which is slightly darkened with age and visible wear along the edges and spine. The text on the cover is printed in black ink in various fonts, ranging from large block letters for the title to smaller type for the author's credentials and publisher information. The text includes the author's affiliations: "Managing Editor of Engineering and Contracting, Member American Society of Civil Engineers, Member American Society of Engineering Contractors, Member American Institute of Mining Engineers, Member Society for the Promotion of Engineering Education." It is noted as being "ILLLUSTRATED". The book was published by McGraw-Hill Book Company, Inc. in New York, and Hill Publishing Co., Ltd. in London. The year of publication is clearly stated as 1916, with a parenthetical note "(Revised, 1916)" indicating it is a revised edition of the original 1916 printing. The visible portion of the book appears to be in good condition for its age, with some apparent discoloration and minor edge wear, but no significant rips or tears visible on the cover. The pages along the right edge show some variation in color, possibly due to tanning or foxing.