Martin Heidegger 
What Is Philosophy? 
Twayne Publishers Inc., 1958. First US edition. Translated with an introduction by William Kluback and Jean T. Wilde. Statement on copyright page reads "Vortrag, gehalten in Cerisy-la-Salle/Normandie im August 1955 zur Einleitung eines Gespraches." 97 pages.
Volume, measuring approximately 5.75" x 8.5", displays very light shelfwear. Binding is firm. Previous owner's name is written at top of front flyleaf.  Interior is otherwise clean and bright. Heidegger text is bilingual in German and English.