...an's expert fingers manipulated the switches and dials of theportable apparatus, and its vacuum tubes glowed into life... 
Various 「Astounding Stories, August, 1931」
...I made cautious inquiries, too, chiefly through Mr Wardlaw, who wasbecoming a great expert at Kaffir, about the existence of Aitken'swizard, but he could get no news...
John Buchan 「Prester John」
... There would have been no object in killing the dumb man and so there would have been an expert with a loaded rifle to keep Muhammad Anim lurking down the trail...
Talbot Mundy 「King--of the Khyber Rifles」
..."Not wax," the expert answered, gazing close...
Grant Allen 「An African Millionaire」
...Haussa is celebrated for its boxers, the most expert of whom are found among the butchers...
W.H.G. Kingston 「Great African Travellers」
...Perkins, the celebrated American mining expert...
Lady Sarah Wilson 「South African Memories」
...They are expert in makingguns and traps for small birds, and in making and using bird-lime...
David Livingstone 「The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume II (of 2), 1869-1873」
...These people were not only earnest, but expert...
W. E. B. Du Bois 「The Quest of the Silver Fleece」
...And, assisting her, there is aboy, himself not yet an expert at walking...
Various 「Ainslee's magazine, Volume 16, No. 2, September, 1905」
...An expert swimmer, she knew theway to hold his shoulders and leave hisarms unimpeded...
Various 「Ainslee's magazine, Volume 16, No. 2, September, 1905」
...The latter will die of hunger; while the other, a skilful hunter, an expert fisherman, and an indefatigable husbandman, will overstock himself with provisions...
P. J. Proudhon 「What is Property?」
...If you are an expert trapper you can very easily detect, if you are in a good locality, especially if in the fall — September and October...
A. R. (Arthur Robert) Harding 「Deadfalls and Snares」
...In addition to the hunters themselves, they are assisted bythousands of expert guides, thousands of horses, thousands of dogs,hundreds of automobiles and hundreds of thousands of tents...
William T. Hornaday 「Our Vanishing Wild Life」
...The diverswho attended on this occasion were amongst the most expert on thecoast, yet not one of them was able to complete a full minutebelow...
J. Emerson Tennent 「Sketches of the Natural History of Ceylon」
...Without being a very expert caller Ihave done enough of it to know the game and topass for a "caller...
Ernest Thompson Seton 「Wild Animals at Home」
...They rise to breathe every 70 to 150 seconds, and therespiratory act is so rapid that it requires a very expert marksmanto take aim and fire before the animal disappears...
Robert A. Sterndale 「Natural History of the Mammalia of India and Ceylon」
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