... and the reversion of institutions: a delusion... 
P. J. Proudhon 「What is Property?」
... livia, no breeder will doubt that the occasional appearance of blue birds thus characterised is accounted for on the well-known principle of "throwing back" or reversion...
Charles Darwin 「The Variation of Animals and Plants Under Domestication, Vol. I.」
...Why crossing should give so strong a tendency to reversion, we do not with certainty know; but abundant evidence of this fact will be given in the following chapters...
Charles Darwin 「The Variation of Animals and Plants Under Domestication, Vol. I.」
..." So that in these several cases we see a plain tendency to reversion to the hues of G...
Charles Darwin 「The Variation of Animals and Plants Under Domestication, Vol. I.」
...In this case, with advancing age there was a great change, but no reversion to the red colour of G...
Charles Darwin 「The Variation of Animals and Plants Under Domestication, Vol. I.」
...The spangling cannot be due to reversion to G...
Charles Darwin 「The Variation of Animals and Plants Under Domestication, Vol. I.」
...Many cases of bud-variation, however, cannot be attributed to reversion, but to spontaneous variability, such as so commonly occurs with cultivated plants when raised from seed...
Charles Darwin 「The Variation of Animals and Plants Under Domestication, Vol. I.」
...We see that bud-variability is not solely dependent on reversion or atavism to long-lost characters, or to those formerly acquired from a cross, but that it is often spontaneous...
Charles Darwin 「The Variation of Animals and Plants Under Domestication, Vol. I.」
...Such reversion to aboriginal methods probably took place on everyopportunity, though it is remarkable that the Indians should have beenallowed to employ their own methods in this instance...
Victor Mindeleff and Cosmos Mindeleff 「A Study of Pueblo Architecture: Tusayan and Cibola」
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