Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 737
f observing new and un-known phases. The progressof the science which treats ofthe organization of the animal kingdom has made rapid strides during thepresent century. Among the remarkable truths which have been acquiredis the fact of the unity of the plan which pervades the animal kingdom.Each… … 686 AQ UARIA.
Inventions
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