Carpenter, William Benjamin, 1813-1885 · Philadelphia : Blakiston · leaf 139
Bosss First-class Microscope. the stage, and m front of the stem that carries the mirror, is adovetail sliding-bar, which is moved up and down by the milled-head shown at its side; this sliding-bar carries what is termed byMr. Ross the Secondary stage (shown sejDarately at b), whichconsists of a… … Posss Improved Jackson-Zentmatee Microscope. {To face-p. 89. EOSSS IMPROVED JACKS ON-ZENTMAYEE MICROSCOPE. 89 traversing movement of limited extent is given by means of twoscrews, one on the front and the other on the left-hand side of theframe which carries it, in order that its axis may be…
Microscopy · Biology
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