... “Our brief separation has been mighty profitable,” was Captain Blood's greeting... 
Rafael Sabatini 「Captain Blood」
... Besides, there was business to be done with theDutch farmers, especially with the tobacco, which I foresaw could beworked up into a profitable export...
John Buchan 「Prester John」
...I accepted the offer, andthanked him; and soon after he went away, I had some further discoursewith the old Christian, added to some profitable reading, which mademe exceedingly happy...
Olaudah Equiano 「The Interesting Narrative of the Life of Olaudah Equiano, Or Gustavus Vassa, The African」
...South Carolina was the first Southern State in which theexigencies of a great staple crop rendered the rapid consumptionof slaves more profitable than their proper maintenance...
W. E. B. Du Bois 「The Suppression of the African Slave Trade to the United States of America」
...They were eager to obtain free and profitable trade with white men...
David Livingstone 「Missionary Travels and Researches in South Africa」
...But, with all these drawbacks, the Americans carry on a brisk and profitable trade in calico, biscuit, flour, butter, etc...
David Livingstone 「Missionary Travels and Researches in South Africa」
...This process was, no doubt, a profitable one to the Portuguese, and it is probable that, with the improved plan by means of mercury, the sands would be lucrative...
David Livingstone 「Missionary Travels and Researches in South Africa」
...Had this trade indeed been ever so profitable, his decision would have been in no degree affected by that consideration...
Thomas Clarkson 「The History of the Rise, Progress and Accomplishment of the」
... However, as the early hours are profitable hours in the tropics, it did not drive me to homicide...
Stewart Edward White 「African Camp Fires」
...The Indian, as a race,would not submit to slavery and in those instances where he was tried,as a slave, his labor was not profitable and he was found unable tostand the physical strain of slavery...
Booker T. Washington 「The Negro in the South」
...Slight extra charge, flattering and profitable alike...
Various 「Ainslee's, Vol. 15, No. 6, July 1905」
... She finds it much more profitable to go in for realestate, like Trinity Church, for instance, to rent out death traps atan exorbitant price to those who live off and by prostitution...
Emma Goldman 「Anarchism and Other Essays」
...If they will start in by using a little care in stretching and having pride in their work they will find the business both more pleasant and profitable...
A. R. (Arthur Robert) Harding 「Deadfalls and Snares」
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