Optische Werkstätte Jena - Microscopes et Appareils Accessoires. (trade catalogue in French).

" Jena, 1902, 32ième édition, 27 x 18 cm, 135 pp, with 65 woodcut ill., orig. wrappers. Text in French. Loosely inserted are three leaflets; Statif III (1904), Appareils Ultramicroscopiques (1910), Statif V (s.d.).(microscopy)."