14 Hilmar Bock, Oberwcissbach. Doerffel & Faerber, Berlin. 



No. 2753. 



Hilmar Bock, Oberweissbach m. Blankenburg 



(Thuringia). 



Gold Medal: Bruessels 1888. 



Manufacturer of 



Thermometers, Mercurial Barometers, Araeometers; Chemical, Physical 

 and Surgical Glass Instruments and Appliances, Artifical Eyes etc. etc. 



No. 2756. 



Doerffel & Faerber, Berlin NW., 



44 Dorotheenstrasse. 



Ophthalmological and Laryngological Instruments and 



Appliances. Loring's, Knapp's, Keysets, Schweigger's, Hirsch- 



berg's, Landolt's, Nachet's, Wecker's, Morton's 



Ophthalmoscopes and others. 



Trial spectacle cases, perimeter, Schweigger's hand peri- 

 meter, Horstmann's strabometer. 



Laryngoscopes and Dentoscopes. 



(The silver coating is protected by a galvanic deposit of copper 

 and is of special density.) 



Illuminating Mirrors. 



Illustrated catalogues may be had at the Exhibition or directly from the firm. 



