Vertical copy apparatus.

  • W H deVeer
  • Published 1969 in
    Journal of the Biological Photographic…
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Cite this paper

@article{deVeer1969VerticalCA, title={Vertical copy apparatus.}, author={W H deVeer}, journal={Journal of the Biological Photographic Association}, year={1969}, volume={37 2}, pages={108-10} }