... He and Manu were fairly good friends, their friendshipoperating upon a reciprocal basis... 
Edgar Rice Burroughs 「Jungle Tales of Tarzan」
... Friendships live and thrive upon a system of reciprocal benefits...
Alexandre Dumas, Pere 「Louise de la Valliere」
... Marriage is a reciprocal arrangement, by which the contractingparties give love for love, care for keeping, faith for faith...
Charles W. Chesnutt 「The House Behind the Cedars」
...This reciprocal kindness hadcontinued some time, until one day a hunted fox, much exhausted, ranfor shelter into a bush close to the hutch of the tame one...
Edward Jesse 「Anecdotes of Dogs」
...A study of the reciprocal hybrids of two species of frogs, Rananigromaculata and ...
Robert G Webb 「Some Reptiles and Amphibians from Korea」
...Singing, feet-beating, praying,hand-clapping, and reciprocal shouting constituted the programme...
Atticus 「Our Churches and Chapels」
...Friendship has charms only when it more particularly associates two virtuous beings; that is to say, animated with the sincere desire of conspiring to their reciprocal happiness...
Paul Henri Thiery (Baron D'Holbach) 「The System of Nature, Volume 1」
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