BARLOW, PETER
Adair's new Encyclopedia · 1923 · p. 8
(1776-1862), Eng. mathematician; prof. of Mathematics, Royal Military Academy, Woolwich; fmproved mariner’s compa , the telescope, and encouraged steam locomotion.
Bu kavram başka kaynaklarda da geçiyor
The American Dictionary and Cyclopedia (1907)
Chandler's Encyclopedia (1898)
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