Venule syringe for sterile collection of blood, in case, by I.G. Farben, German, 1935 Venule syringe for sterile collection of blood 1935
Venule syringe for sterile collection of blood, in case, Bayer, German, 1933 Venule syringe for sterile collection of blood 1933
"Biolam" microscope outfit, comprising binocular student microscope with mechanical stage and specimen drugs, quadruple nosepiece, vertical and horizontal illuminators and transformers, aplanatic, dark ground, bright and dark field condensers, drawing attachment, micrometer eyepiece and instruction booklets, by OMO, Russian, 1974 "Biolam" microscope outfit 1974
