Humphrey's Journal
1853; Gale Group; Linguagem: English
Autores
Hugh W. Diamond, Weld Taylor, C. L. Eastlake, H. F. Talbot,
ResumoFrontmatter: Notice, Humphrey's Journal. Essay: Natural Colors in Heliography, The Hillotype, Talbots Patent in England, My Dear Lord Rosse,—I Have Had the Honor of Receiving a Letter from Yourself and Sir C. Eastlake Respecting My Photographic Invention, to Which I Have Now the Pleasure of Replying, An Interesting Letter from Our Foreign Correspondent, Helio, Came to Hand Too Late or the Present Number, Daguerreotype Movements, It Will Be Gratifying to Our Readers to Learn That Such Arrangements Have Been Entered into with Mr. James Campbell as to Enable Us to Say That He Will in Future Present an Original Article in Every Number, On the Stereoscopic Combination of Colors, Dr. Diamond's Process for Paper Photographs, Iodizing Paper, When a Ray of Light Falls upon a Prism Placed in a Darkened Chamber, It Becomes Decomposed, and Forms on a Screen Suitably Placed a Belt or Band of Yellow, Blue, and Red, to Which We Give the Name of Prismatic Spectrum, and from Which All Other Colors Are Produced, In Our Last We Referred to the Developing of the Daguerreian Image by the Use of Mercurial Vapors, Our Foreign Correspondent, By Placing a Delicate Thermometer in Different Parts of the Spectrum, It Will be Found to Indicate Different Degrees of Heat, Collodion on Glass. Letter to the editor: Suggestions on the Nomenclature Now Used by Chemists To the Editor of Humphrey's Journal. Editorial: Answers to Correspondents. Table of contents: Contents—No. 22, Vol. IV.
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