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The photographic news
- Bandzählung
- 27.1883
- Erscheinungsdatum
- 1883
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- Englisch
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- Hochschule für Grafik und Buchkunst Leipzig
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- 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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554 THE PHOTOGRAPHIC NEWS [August 31, 1883. Photography now enters largely into the every-day work of the journalistic artist, and the time seems to be near at hand when photo-typic blocks, made directly from nega tives after nature, will become as common as wood en gravings. “ Newhaven Fisherwomen ” and “Scotch Washerwomen” were the labels on a series of portraits we saw in a print seller’s window in Edinburgh last week. The pictures re presented women, in picturesque clothing enough, and, for the most part, quaintly and artistically attired, but most of them were old, and all of them ugly. We are not quite so ungallant, we hope, as to turn our backs on the sex because youth and beauty are lacking; but still we can’t help thinking that most persons offered pictures of the old and ugly of either sex would reply that they didn’t want them. Our friend the Edinburgh photographer may argue that the fisherwomen and washerwomen of the capital age like other people, and that as to comeliness, these good people are as heaven made them. We should be the last to deny the fact, but still, it is quite as true that purchasers of ugly pictures are rare, while pretty ones find a ready market. Moreover, the whole difficulty is one easily overcome. Let any one glance through the “ Swiss Costumes ” of the famous firm of Braun, of Dornach, if he wishes to see comely women ; and yet the fair sex, we make bold to say, is less fair in the Swiss Republic than in Bonnie Scotland. M. Braun told us, when we visited his establishment in Alsace some years ago, how he managed to get such attrac tive pictures. From each of the Swiss Cantons he ordered a befitting costume, so as to secure the true Cantonal attire, and these were all sent to his studios at Dornach. Then he selected the most comely maidens he could find to fit the dresses—half-a-dozen were sufficient for his purpose—and thus successfully produced the “Swiss Costumes,” which are purchased, perhaps, less on account of the quaint dresses, than their wearers. Next time our Edinburgh brother wants to photograph the “Bonnie Fishwife,” let him go and do likewise. Patent Entelligence. Grant of Provisional Protection. 3800. Alberta Mary Frances CASPAR, of 200 and 223, Regent Street, in the county of Middlesex, Artist, for an in vention of “ A new process for preparing and painting photo graphs, prints, or drawings, so as to resemble oil paintings on canvas.”—Dated 3rd August, 1883. Notice to Proceed. 1943. Richard Moser, of 57, Stallschreiber Strasse, Berlin, in the German empire, Manufacturer, for an invention of “ Certain new and useful improvements in albums.”—Dated 17th April, 1883. Specification Published during the Week. 101. Charles Denton Abel, of 28, Southampton Buildings, Chancery Lane, in the County of Middlesex, “ Improvements in the application of eosine in photographic processes.” A communication to him from abroad by Pierre Alphonse Attout, called Tailfer, and John Clayton, both of Paris, France.—Dated 8th January, 1883. Waterhouse’s experiments in the year 1876 have shown the influence of the introduction of colouring matters into the collodion film of photographs. He found that eosine (tetra- bromised phtale'ine, a substance discovered by Bayer of Strasbourg) possessed in a high degree these photogenic properties. Upon these facts Messrs. Ducos du Hauron and Cros have established their heliochromic process. The practical results of this process have, however, hitherto not been so successful as anticipated. Mr. Sarrault, without pretending to solve the difficult problem of direct photography in colours, has recently occupied himself simply with reproducing by means of eosine the relative value of colours, but in limiting his ex periments to the collodion process, which process is, however, at present almost universally replaced by the gelatino-bromide process. The present invention relates to the application of eosine to the said gelatino-bromide process. The difficulty ex perienced in this application arises from the fact that eosine gives no result unless it is introduced with ammonia as a vehicle, and it is the combined use of ammonia with eosine that forms the essential feature of the present improved process. According to the present invention the gelatino-bromide process of photo graphy is carried out by two different methods, according as it is desired to prepare the gelatino-bromide, or to use plates already prepared. In the former case eosine, by preference previously dissolved in ammonia, is poured into the emulsion of gelatino- bromide of silver at the moment of its formation. The proportion of eosine employed is about one part by weight to one hundred parts of the compound. The eosinized emulsion is spread, as usual, over the glass plate, and after exposure to the light is treated in the usual manner for the development and fixing of the picture. When gelatino-bromide plates already prepared are available, it is sufficient to pour over the dry film the ammoniacal solution of eosine to which alcohol is added. The plate is then washed, without fear of the removal of the eosine, which becomes immediately associated with the gelatino- bromide. This improved eosinated gelatino-bromide process produces very satisfactory results. On the photographs produced thereby the relative values of the yellow, blue, and violet colours may be easily distinguished. Although in what has preceded only eosine has been mentioned, it is to be understood that other acid or saline colouring matters obtained with the various fluor- esceines of resorcine combined with metalloids, chlorine, bromine, iodine, may be included under the same generic term. Also, instead of ammonia alone being applicable as a vehicle for the eosine, other alkalies may be used for the purpose. Having thus described the nature of the said invention, and in what manner the same is to be performed as communicated to me by my foreign correspondents, I claim In photographic processes of the gelatino-bromide kind, the use of eosine applied with alkali as its solvent and vehicle, either in the liquid emulsion, or on the dry layer of a prepared plate. Patents Granted in Belgium. 61,821. G. A. Balagny, of Paris, for “ Bromo-gelatine paper for superseding mirrors in photography.”—Dated 25th June, 1883.—French Patent, 10th February, 1883. 61,871. E. T. STEBBING, of Paris, for “ A photographic camera obscura.”—Dated 29th June, 1883.—French Patent 26th May, 1883. 61,962. J. de Neck, Jun., of Brussels, for “A photographic apparatus with a horizontal focussing screen.”—Dated 7th July, 1883. COMPARATIVE EMULSION EXPERIMENTS. BY J. VINCENT ELSDEN, B.SC (LOND.), F.C.S.* . General Conclusions based upon the fmegoing Observation, concerning the Influence oj Iodide in Emulsions.—1. With the ordinary pyro developer the shadows are kept clearer by the use of iodide ; green fog is checked to a considerable extent, even under a prolonged development. There is a slight loss in density as the proportion of iodide increases. There is a loss of detail and sensitiveness when the iodide is present in large amount. 2. With the sulphite developer, the same results as above were noticed ; but the presence of iodide has, even in small quantities, a great influence in checking green fog. 3. With the oxalate developer.—As the iodide increases, there is a marked difference in the rapidity of development, * Continued from page 536,
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