Principles of Servomechanisms by A. Tyers & R. B. Miles
1960. First Edition. 176 pages. Blue & white dust jacket with black lettering over black cloth. Clean pages with firm binding. Minimal tanning to endpapers and page edges. Mild wear and bumping to spine, board edges and corners. Minor scuffing and marking to boards. Unclipped dust jacket. Mild wear, tear and chipping to edges and corners. Notable tanning to spine, with soiling to DJ.