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The Electron‐Micrographic Structure of Shadow‐Cast Films and Surfaces
(The American Institute of Physics, 1949-01)
The lower limit of size of biological objects which can be photographed with the electron microscope, by the aid of shadow‐casting, is shown to depend upon the smoothness of substrate upon which they can be mounted, and ...
Small Spherical Particles of Exceptionally Uniform Size
(The American Institute of Physics, 1949-02)