...Daniel Gibbons was possessed of much acuteness in detecting these people, but having detected them, he never treated them harshly or unkindly... 
William Still 「The Underground Railroad」
...Some dogs, however, seemto excel in acuteness of hearing, and others in peculiar powers ofvision...
Edward Jesse 「Anecdotes of Dogs」
...His sense of smell, never remarkable for its acuteness in detail, hadtold Finn nothing, save that his quarry in this strange hunting was man...
A. J. Dawson 「Finn The Wolfhound」
... I would ask—even if developed into extraordinary acuteness in the insect—would account for such an exhibition of clairvoyance as this?...
W. S. Coleman 「British Butterfiles」
...The bison is in general a shy animal, and takes to flight instantly on winding an enemy, which the acuteness of its sense of smell enables it to do from a great distance...
Samuel Griswold Goodrich 「Illustrative Anecdotes of the Animal Kingdom」
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