Canadian Jewellers Association · Toronto : Maclean-Hunter Pub. Co · leaf 132
29 … THE INVISIBILITY OF THE SOLDIER. The adaptation of color to the ground is one of the mostinteresting operations of nature, by which wild animals andinsects are protected from destruction by their natural enemies.It has been amply demonstrated by naturalists that birds,reptiles, beasts, and insects…
Jewelry · Jewelry trade
Internet Archive · Thomas Fisher Rare Book Library · Public Domain Mark 1.0. Free to use for anything.
