[Hamburg: R. Seifert, 1959]. Reprint. 8vo., 51 pp. Gilt-titled cloth. Faint dampstain along the top of the rear panel. Very good. Item #29095
Reprint of Röntgen's speech from the printed copy, which was in Röntgen's possession when he was Rector of Würzburg University. This volume includes also an article by Herbert Bötger entitled "Epilogue on Röntgen's Rectorial Address," and translations into English, French and Spanish; includes bibliography.