Boiler Feed Water Purification by Sheppard T. Powell
1927. 1st Ed 4th Impression. 363 pages. No dust jacket. Green cloth with gilt lettering. B&W illustrations throughout. Clean pages. Notable foxing and tanning to endpapers and page edges. Some gutter cracking. Mild wear and bumping to spine, board edges and corners, with crushing to spine ends. Notable tanning to spine, with scuffing, staining and marking to boards.