Journal of the Franklin Institute, Հատոր 187Pergamon Press, 1919 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
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Էջ 124 - Institute and expressing a willingness to further the same may become a member when proposed by a member in good standing and elected by the Board of Managers. Terms. — Resident members pay Fifteen Dollars each year. The payment of Two Hundred Dollars in any one year secures Life Membership, with exemption from annual dues. Stock. — Second-class stockholders pay an annual tax of Twelve Dollars per share, and the holder of one share is entitled by such payment to the privileges of membership....
Էջ 253 - Break such a pebble into fragments, each of these will behave like the unbroken mass; grind the pebble to powder, every particle will yield its modicum of green; and if the particles be so fine as to remain suspended in the water, the scattered light will be a uniform green. Hence the greenness of shoal water. You go to bed with the black Atlantic around you. You rise in the morning, find it a vivid green, and correctly infer that you are crossing the bank of Newfoundland.
Էջ 252 - I had frequent opportunities of testing the explanation there given. Looked properly down upon, there are portions of the ocean to which we should hardly ascribe a trace of blue ; at the most a hint of indigo reaches the eye.
Էջ 44 - I have divided the Treatise on Birds into four books: of which the first treats of their flight by beating their wings; the second of flight without beating the wings, and with the help of the wind ; the third of flight in general, such as that of birds, bats, fishes, animals, and insects ; the last of the mechanism of this movement.
Էջ 354 - Two octets may hold one, two, or sometimes three pairs of electrons in common. One octet may share one, two, three or four pairs of its electrons with one, two, three or four other octets. One or more pairs of electrons in an octet may be shared by the corresponding number of hydrogen nuclei. No electron can be shared by more than two octets.
Էջ 518 - Technical Paper 215. Accidents at Metallurgical Works In the United States During the Calendar Year 1917, compiled by AH Fay.
Էջ 248 - Finally, we come to our last two bottles, the one taken opposite St. Catherine's Lighthouse, in the Isle of Wight, the other at Spithead. The sea at both these places was green, and both specimens, as might be expected, were pronounced by the home examination to be thick with suspended matter. Two distinct series of observations...
Էջ 44 - Dissect the bat, study it carefully, and on this model construct the machine. The bird I have described ought to be able by the help of the wind to rise to a great height, and this will prove to be its safety ; since even if all the abovementioned revolutions were to befall it, it would still have time to regain...
Էջ 525 - OF THE FRANKLIN INSTITUTE OF THE STATE OF PENNSYLVANIA. FOR THE PROMOTION OF THE MECHANIC ARTS. VOL.
Էջ 641 - Therefore, my beloved brethren, be ye steadfast, unmovable. always abounding in the work of the Lord, forasmuch as ye know that your labor is not in vain in the Lord.