...The American consul, Trist, was proven to have consciouslyor unconsciously aided this trade by the issuance of blankclearance papers... 
W. E. B. Du Bois 「The Suppression of the African Slave Trade to the United States of America」
...If her guilt had been proven unmistakably, hadshe been white, Mildrey Brown would never have been hung...
Ida B. Wells-Barnett 「Southern Horrors」
...Their trial finally came on, and after a long and tedious investigation they were both proven, by hosts of respectable witnesses to be free...
William Still 「The Underground Railroad」
...Mutesa's successor,Mwanga, caused an English bishop to be killed in 1885, believing(as has since proven quite true) that the religion he offered wouldbe used as a cloak for conquest...
W.E.B. Du Bois 「The Negro」
...For another ship it would have been impassable,but the Roosevelt was built for this kind of work, and her worth andability had been proven on the voyage of 1905...
Matthew A. Henson 「A Negro Explorer at the North Pole」
...He had addedto the sum of Earth's knowledge, and proven that the mind of man isboundless in its desire...
Matthew A. Henson 「A Negro Explorer at the North Pole」
...He hasnever proven himself a rebel...
Booker T. Washington 「The Future of the American Negro」
...Direct action, having proven effective along economic lines, isequally potent in the environment of the individual...
Emma Goldman 「Anarchism and Other Essays」
...God is proven to us by the conscience prior to any inference of the mind; just as the sun is proven to us by the testimony of the senses prior to all the arguments of physics...
P. J. Proudhon 「What is Property?」
...But, as the opinion of no one is of any value until its truth has been proven, no one can substitute his will for reason,—nobody is king...
P. J. Proudhon 「What is Property?」
...His Ideal had vanished,evaporated!—It dawned upon him that he had proven false to the Ideal,and not the Ideal to him...
Various 「Mother Earth, Vol. 1 No. 3, May 1906」
...This looked badfor us at the start, but it has proven the most fortunatething that could have happened...
John Charles Beecham 「The Argus Pheasant」
...That there is a secondary objectin their conceit, in which the silent sex is interested, is verypossible and very natural, but it is not as yet proven...
J. H. Fabre Bernard Miall 「Social Life in the Insect World」
...Their guest the next day, having finished his provisions,returned, and resolved never more to kill any of those animals, thenoble generosity of which he had so fully proven...
Unknown 「Anecdotes of Animals」
...The cave was inhabited before the water had entirely ceased to flowthrough it; this is proven by the alternation of refuse and silt inthe recess under the east wall...
Gerard Fowke 「Archeological Investigations」
...These agree so closely with the pictographand with the representation on the potsherd from Sikyatki, thatI regard it well-nigh proven that they represent the same personage...
Jesse Walter Fewkes 「Archeological Expedition to Arizona in 1895」
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