From Merck's Angel Pharmacy to the world-wide Merck group. 1668-1968 / (Publ. on the occasion of the 300th anniversary of the taking over of the Engel Apotheke in Darmstadt by Friedrich Jacob Merck on Aug. 26th, 1668. Texts: Fritz Ebner and Leopold Lerch. English version by Jane K[ennoway] Bunjes and Werner E. Bunjes. Photography: Ludwig Windstosser.).
- E. Merck (Firm)