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The photographic news
- Bandzählung
- 27.1883
- Erscheinungsdatum
- 1883
- Sprache
- Englisch
- Signatur
- F 135
- Vorlage
- Hochschule für Grafik und Buchkunst Leipzig
- Digitalisat
- Hochschule für Grafik und Buchkunst Leipzig
- Digitalisat
- SLUB Dresden
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- Public Domain Mark 1.0
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- http://digital.slub-dresden.de/id1780948042-18830000
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- LDP: Historische Bestände der Hochschule für Grafik und Buchkunst Leipzig
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Zeitschrift
The photographic news
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Band
Band 27.1883
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- Titelblatt Titelblatt I
- Register Index III
- Ausgabe No. 1270, January 5, 1883 1
- Ausgabe No. 1271, January 12, 1883 17
- Ausgabe No. 1272, January 19, 1883 33
- Ausgabe No. 1273, January 26, 1883 49
- Ausgabe No. 1274, February 2, 1883 65
- Ausgabe No. 1275, February 9, 1883 81
- Ausgabe No. 1276, February 16, 1883 97
- Ausgabe No. 1277, February 23, 1883 113
- Ausgabe No. 1278, March 2, 1883 129
- Ausgabe No. 1279, March 9, 1883 145
- Ausgabe No. 1280, March 16, 1883 161
- Ausgabe No. 1281, March 22, 1883 177
- Ausgabe No. 1282, March 30, 1883 193
- Ausgabe No. 1283, April 6, 1883 209
- Ausgabe No. 1284, April 13, 1883 225
- Ausgabe No. 1285, April 20, 1883 241
- Ausgabe No. 1286, April 27, 1883 257
- Ausgabe No. 1287, May 4, 1883 273
- Ausgabe No. 1288, May 11, 1883 289
- Ausgabe No. 1289, May 18, 1883 305
- Ausgabe No. 1290, May 25, 1883 321
- Ausgabe No. 1291, June 1, 1883 337
- Ausgabe No. 1292, June 8, 1883 353
- Ausgabe No. 1293, June 15, 1883 369
- Ausgabe No. 1294, June 22, 1883 385
- Ausgabe No. 1295, June 29, 1883 401
- Ausgabe No. 1296, July 6, 1883 417
- Ausgabe No. 1297, July 13, 1883 433
- Ausgabe No. 1298, July 20, 1883 449
- Ausgabe No. 1299, July 27, 1883 465
- Ausgabe No. 1300, August 3, 1883 481
- Ausgabe No. 1301, August 10, 1883 497
- Ausgabe No. 1302, August 17, 1883 513
- Ausgabe No. 1303, August 24, 1883 529
- Ausgabe No. 1304, August 31, 1883 545
- Ausgabe No. 1305, September 7, 1883 561
- Ausgabe No. 1306, September 14, 1883 577
- Ausgabe No. 1307, September 21, 1883 593
- Ausgabe No. 1308, September 28, 1883 609
- Ausgabe No. 1309, October 5, 1883 625
- Ausgabe No. 1310, October 12, 1883 641
- Ausgabe No. 1311, October 19, 1883 657
- Ausgabe No. 1312, October 26, 1883 673
- Ausgabe No. 1313, November 2, 1883 689
- Ausgabe No. 1314, November 9, 1883 705
- Ausgabe No. 1315, November 16, 1883 721
- Ausgabe No. 1316, November 23, 1883 737
- Ausgabe No. 1317, November 30, 1883 753
- Ausgabe No. 1318, December 7, 1883 769
- Ausgabe No. 1319, December 14, 1883 785
- Ausgabe No. 1320, December 21, 1883 801
- Ausgabe No. 1321, December 28, 1883 817
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Band
Band 27.1883
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598 HE PHOTOGRAPHIC NEWS. SEPTEMBER 21, 1883. monthly paper, that has but recently come into existence, but is nevertheless one of the roost able and energetic of the continental organs. The Revue Photographique, a Paris monthly, occupies itself with photography in connection with the museums, monuments, and archives of France. The Photographic Times, on the right of our page at the bottom, is, we need scarcely say, a New York monthly of considerable reputation, which has, since our friend Mr. J. T. Taylor assumed the editorial chair, widely increased in popularity. Last, but not least, comes M. Leon Vidal’s paper, the popular Moniteur de la Photographic, whose Sr Amne r Sepledbr 1882 M17 IE MONITEUR DE LA PIIOTOGRAPLIE *36 NEVUE INTEnSAriONAL OES pnocmes u NOUVEL Alt A V19 Toutbs t6s 1UUM et eordmuntoattona ralativos * Za redaction deNMii etro udrbubbos tranco • M Loon VIDAL, redactur en ohet, rue Tahna, 0. • Pasy-Parls. Leo d. 1* qalasator per M. Leco Vidal. — Acedzale A- Setre- oe > Emploi de la photographi pour determiner la krej-ctotre das et momvenek, avee lenr* vhteme • chaq* Inetau* M / HEVUEDBLAQUINZAINE ' Nons avons ppris avee une Mve sattsfactlon que M /Wison, 1e savant directeur du PhfMrlphia Thotogrtt- lf>her, avail, lors de son retour h Phnadelphie aprs On Hon? voyage de eix mola en grpte, Syrie. Polestine et ‘Arable, drelopp avee un cgmnplet succs tee plaques au .gelatino-bromure quT rai emportes dAmrique. • - V. Wilson a accompil cette longue pertgrtoaUon pho- . tographique en s contentant de vriner do temps eu paemps, par dveoppement de quekqucs plaques seu- , lement In valeer normale de wo opratloos prfrant -renvyer a m rentre ehez lul le dveloppement de tous "sesnegatifs.-Cnotellpationcemritalt dtre rcom- | penso . ehe la t, paratill, par un euaccs complet. e - M. Perrot de Chaumoux vlent,de hire paralire h la librairle Gautller-VIlnn. h 4’ ditjon. terno avg-. mente,devon Cscdlenl traite intitul P'rrui^rei tefvnf dr photngraphie. M. Perrot de Chaumeut toot cn cherchmt ft amliorer cette nouvelle Milion et i la rendre auMl compete qua possible ne a est pas cart du cadre resireini qu’ll s’est trac; il s’est dnc, comme dans les prcdentes edition^ lean aut seul manipulations relatives k remplol du procd au collodion humjde, sans fairs la molndre in- curion an sein des nouvelles methodes & la gelatine. Ce livre contient done surtoutles notions lmentai- res, claesiques pour ninsi dire de l’art pholograpliqne : erst, ainsi que l'a rrouv la laveur aw. laqurlle co li vre a t acoueilli depuis ea publication, nn excelient manuel de debut pour les oprateurs . libres. aprAs qulls ont acquis la pratique du bon procd, indiqn par no Ire savant confrdre. de choisir h leur grt. dans Ie do- maine si mri aujourd’hui dr li photographie opre- toire, oelul des prordes qui leur convient Io mieuz. Los premires lemons de photographiw constitnent dona on excellent traite d’appremtissage. on ne sourait trop cu coneciller l’usage aux debutants. • — Lrsouscription Poltevin continue A sulvre sa mar- che progressive; de nouvelles adbsions en asses grand nombre soot parvenues au comit depuis la publir-ition de la dernire liste. nous les publierons dans Ie pro- cbaln uumro du Hointrur. Lion VIDAt. ACADSIE DES SCIENCES Emploi dr fa photogr^tphir pvirf d^frrwitnrr Io trn/rc- totrr dts rorps rn m-otrfm-’nt. aner Irnn fitrw • thoqrtr tn^tnnt H krrt fXHitum rrLitn-ri ipplno- tio-i d la Me>onigvt arumalt, pr M Matey Tn des polnhbes plus importants dan« Tanntfe de 1a lucomolio animale. e'est la delermination de la trajoc- proportions, much resembling our own, will not permit of its being placed alongside its colleagues. The Moniteur appears fortnightly, and that it is ably conducted, those who read our Paris letters regularly need not be told. PHOTOGRAPHIC BLOCKS FOR THE LETTER- PRESS PRINTER. As much interest appears to be taken in this subject just at present, we now place before our readers some speci mens of Dallastint. The method of producing the blocks has not yet been made public, although Mr. Dallas has been constantly supplying them to printers during a period of more than ten years. That they are genuine photo- typic blocks, aud not mere reproductions of hard stipplings, no one can doubt who looks carefully into them, as the grain or stipple incorporates itself completely into the smallest details of the subject. Our readers must not confound the transferring of a photograph to wood, and the working upon the block by an engraver, with true phototypic work, as in this case photography takes the place of the draughtsman only, not of the engraver. A method of making blocks in which both draughtsman and engraver were done away with, was introduced some time ago, and still the blocks were not truly automatic. A print—let us suppose on albumenized paper—was stippled over with a suitable fatty ink, the shades being thus translated into dots or lines. This print was then bleached with mercuric chloride, so as to leave a line and dot picture. Ordinary and easy methods serve now to make a block from such a picture. Mr. Dallas sends us two blocks of the same subject, (see next page) the second being re-bitten, in order to show how much difference can be effected by this simple opera tion. Re-biting is a method of deepening a plate, and so causing it to print with increased vigour, the operation being performed as follows. A somewhat hard roller is charged with a strong ink- one in which resinous constituents predominate—and the plate is lightly rolled so as to ink the face only, the minute channels between the projecting portions being thus left uncovered. A suitable acid or mordant is now poured over the plate, and allowed to act until the deepen ing is sufficient. Re-biting is a purely mechanical process, and must not be confounded with such operations a® stippling or retouching, which necessitate artistic skill. It is probable that we may shortly commence a series of articles on the history of photographic block printing. ORGANIC COMPOUNDS IN THE SUN. The third volume of the Royal Engineers’ Institute Occasional Papers, recently published, contains a very interesting com munication from Captain Abney, upon a new method of spectro scopic analysis as applied to the investigation of solar physics. Captain Abney’s and Colonel Festing’s combined investigations referred to that part of the spectrum lying beyond the extreme visible limit at the red end, the energy of which can be made apparent under certain conditions, and the dark lines beyond this limit may be photographed, and thus accurately mapped out. As an illustration of the practicability of this, Captain Abney described a very beautiful experiment suggested by the permeability of ebonite to the energy of certain rays, as shown by experiments with the photophone. He arranged an arc light so that the image of the carbon points and of the arc were thrown on the focussing screen of the camera, and he then interposed between the light and the plate, which was sensitive to dark radiation, a screen of ebonite. The success of this interesting experiment proved that ebonite is transparent to the dark ray’ beyond the red end of the spectrum. Experiment showed that in this region very few metals have any lines, those fusing at very low temperatures—such as sodium, potassium, and calcium" alone giving indications, and this suggested that the dark lines seen must be due to other and probably compound bodies- Commencing with water, Captain Abney and Colonel Festmg examined the spectra of a large number of compounds, some °
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