Lecture On Further Advances in the Use of the Spekker Photo-Electric Absorptiometer in Metallurgical Analysis E.J. Vaughan
1942. 51 pages. Beige pictorial paperback. Pages are lightly tanned and thumbed at the edges, with light foxing. Binding has remained firm. Paper cover is lightly rub worn and thumbed with light shelf wear to edges and corners. Light creases to corners and spine. Light tanning to spine and edges.