Neither did he stop at mere appearances of any kind, but, having stamped the image of things upon his brain, went on indefatigably to probe their hidden laws and causes.
At Cirey he wrote indefatigably and did not neglect business.
Hipler, and others, but their efforts were overshadowed by Dr Leopold Prowe's exhaustive Nicolaus Coppernicus (Berlin, 1883-1884), embodying the outcome of researches indefatigably prosecuted for over thirty years.
The individuals among the American Quakers who laboured most earnestly and indefatigably on behalf of the Africans were John Woolman (1720-1773) and Anthony Benezet (1713-1784), the latter a son of a French Huguenot driven from France by the revocation of the edict of Nantes.
In spite of his weak health, he was indefatigably industrious.
Despite extreme penury, he then continued to study indefatigably ancient and modern languages, history and literature, finally turning his attention to mathematics and astronomy.
For three years he worked indefatigably to procure justice, and made the Calas case famous throughout Europe (see Voltaire).
Cheyne worked indefatigably as a resourceful pioneer, but for many years, in view of the prevailing temper,.
Meantime, while recurring again and again, as was his custom, to this cardinal difficulty, Mill worked indefatigably in other directions where he saw his way clear.
Wiedemann, who laboured indefatigably in the registration and preservation of matters connected with Esthonian language and lore, published an Esthnisch-deutsches W orterbuch (1865; 2nd ed.