Alfred Russel Wallace : Alfred Wallace : A. R. Wallace :
Russel Wallace : Alfred Russell Wallace (sic)

 




Fig. 9. Kepler's Telescope.  A  B,  Object glass.  C   D,  Eye-piece.  m  n,  Real arrow.
m' n',  Picture of the arrow formed at the focus of the rays.  M  N,  Magnified arrow.


This is Figure 9 from Arabella Buckley's A Short History of Natural Science (1876), drawn for Buckley by Wallace.


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