John H. Woolfe & Everett R. Phelps.
Practical shop mathematics., 3rd ed.
R635882. Practical shop mathematics. By John H. Woolfe & Everett R. Phelps. 3rd ed. © 23Nov48; A28857. Mary Ann Lindsay (NK of John H. Wolfe) & Charlotte Mann (C of Everett R. Phelps); 26May76; R635882.
Mary Ann Lindsay|NK of John H. Wolfe||Charlotte Mann|C of Everett R. Phelps