...They were alert and active,anxious that the work should go well, and fiercely irritable with whatever, bydelay or confusion, retarded that work... 
Jack London 「The Call of the Wild」
...These delays, and the frequent heavy rains, greatly retarded the progress of the travelers...
David Livingstone 「Missionary Travels and Researches in South Africa」
...These tools of foresters were almost always required; but the advance of the expedition was often retarded by the unwillingness of the Sepoys and Johanna men to work...
Henry M. Stanley 「How I Found Livingstone」
...—are henceforth harmless, because we know how to rectify them in practice; but let us deign to consider for a moment how much they have retarded the progress of science...
P. J. Proudhon 「What is Property?」
...These bands seem to me probably to depend a good deal on retarded development...
Edward Saunders 「Wild Bees, Wasps and Ants」
...On the one hand, thisqueen had suffered long confinement; on the other, her fecundation hadbeen extremely retarded...
Francis Huber Anonymous 「New observations on the natural history of bees」
...You will remember that he ascribes thiscircumstance to some unknown vice in the ovaries of the queen; but hewas far from suspecting that retarded fecundation had been the cause ofvitiation...
Francis Huber Anonymous 「New observations on the natural history of bees」
...But they so far correspond with queens whose impregnation hasbeen retarded, that they sometimes lay in royal cells...
Francis Huber Anonymous 「New observations on the natural history of bees」
...We have had evidence of this in thoseproduced by queens whose fecundation has been retarded...
Francis Huber Anonymous 「New observations on the natural history of bees」
...I have retarded the development of the chrysalis by colduntil the present time...
Lucy Foster Madison 「Bee and Butterfly」
...Rehabilitation ofa depleted range after severe drought and consequent close grazingand trampling is retarded by the heavy toll of seed taken by the kangaroorats...
Charles T. Vorhies and Walter P. Taylor 「Life History of the Kangaroo Rat」
...When they are thus retarded and sent back, it is always in consequence of some unusual and unseasonable weather...
Mayne Reid 「The Hunters' Feast」
...It also seems tohave retarded the issue of some archaeological periodicals...
F. Haverfield 「Roman Britain in 1914」
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