Lestrange's Palestine under the Moslem, and to Stanley Lane-Poole's Life of Saladin and his Mahommedan Dynasties (the latter a valuable work of reference).
Yet, compared with the cheap professions of most reformers, and the still cheaper wisdom and eloquence of politicians in general, his are almost the only sensible and valuable words, and we thank Heaven for him.
Otters and beavers that run dark in the hair or wool are more valuable than the paler ones, the wools of which are frequently touched with a chemical to produce a golden shade.
There is not very much variety among these treatises, one of the earliest, valuable on account of its rarity, is the block-book by Hartlieb, Die Kunst Ciromantia, 4 published at Augsburg about 1470 (probably, but it bears no imprint of place or date).
But some, especially those on Celestial Dynamics and Organic Motion, are admirable examples of what really valuable work may be effected by a man of high intellectual powers, in spite of imperfect information and defective logic.
And Wladislaus IV., and Rudawski, who describes events from the accession of John Casimir to the peace of Oliva (1648-1660); and as valuable materials for history may be mentioned the five huge volumes of Andrew Chrysostom Zaluski (1711), bishop of Warmia.
The Nuovo Prospetto delle scienze economiche (1815-1817), although long to excess, and overburdened with classifications and tables, contains much valuable material.
P. 150) suggested and used a valuable improvement for producing round images, instead of the elongated images which are otherwise inevitable when the rays pass through a divided lens of which-the optical centres are not in coincidence, viz.
For the rest, Spencer's doctrine is valuable more as stimulating to thought by its originality and width of view than as offering direct solutions of ethical problems. Following up the same line of thought, Leslie Stephen with less brilliance but more attention to scientific method has worked out in his Science of Ethics (1882) the conception of morality as a function of the social organism: while Professor S.
The chief trade is in, and the principal exports are, palm oil and kernels, rubber, cotton, maize, groundnuts (Arachis), shea-butter from the Bassia parkii (Sapotaceae), fibres of the Raphia vinifera, and the Sansevieria guineensis, indigo, and kola nuts, ebony and other valuable wood.