Unit Processes and Principles of Chemical Engineering by John C Olsen et al
1932. No Edition Remarks. 558 pages. No dust jacket. Green cloth. Black and white illustrations throughout. Pages are moderately tanned with noticeable foxing throughout. Stamp to front pastedown. Water staining throughout, causing pages to be creased. Text still readable. Illustrations are moderately tanned with some foxing. Thumb-marking present throughout. Boards have visible edge wear with corner bumping. Mild tanning to spine and edges with some crushing to spine ends. Gilt lettering is bright and clear. Sticker to rear board. Book has a slight forward lean.