Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 144
Messes. Becks Laege Miceoscope. [To face p. 91. PLATE VII. … Powell and Lealands Large Microscope. [To face p. 90. BECKS IMPROVED FIRST-CLASS MICROSCOPE. . 91 movement (which may be carried through an entire revolution)being exactly measured by a graduated circle. The stage, which isfurnished with the usual traversing movements, worked by twomilled-heads on…
Microscopy · Biology
Internet Archive · Medical Heritage Library · Public Domain Mark 1.0. Free to use for anything.
