Näytetään tekstit, joissa on tunniste 1880. Näytä kaikki tekstit
Näytetään tekstit, joissa on tunniste 1880. Näytä kaikki tekstit

23.8.25

(2580) Concerning Mica.

Manufacturer and builder 2, 1880 The same correspondent makes the above inquiry. In replying, we beg to inform him that the question is al...

18.6.25

The Growth of Wood-Cut Printing. II. The Modern Method by Machines.

Scribners monthly 1, May 1880 The early decline of engraving on wood must be attributed to the imperfect methods and materials of hand-pre...

27.5.22

Dyes from Camphor.

Manufacturer and builder 4, 1880 Dr. W. H. Gregg, of Elmira, N. Y., is reported to have succeeded in obtaining a new coloring principle fr...

5.4.22

New Dye from Poplar Wood.

Manufacturer and builder 7, 1880 Under the name of "Ericine," a fine golden-yellow dye is now prepared from the young wood of va...

9.1.22

Dr. Joy Jeffries: Color-Blindness.

The Atlantic monthly 270, 1880 * Color-Blindness: Its Dangers and its Detection. By DR. B. JOY JEFFRIES. Boston: Houghton, Osgood & C...

8.1.22

Colors in Art.*

The Living age 1892, 18.9.1880 * A Handbook for Painters and Art Students on the Character and Use of Colors, their Permanent and Fugitive...

7.1.22

Henry T. Finck: The Development of the Color-Sense.

The Living age 1855, 3.1.1880 From Macmillan's Magazine. It would be difficult to find another natural phenomenon which at the presen...