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Go Back   APUG > APUG English Forums > Darkroom > Silver Gelatin Based Emulsion Making & Coating > Experimental Emulsion Lab (old photo)

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Old 05-18-2007, 09:03 PM   #1 (permalink)
 
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Default Experimental Emulsion Lab (old photo)

Attached is a photo of an experimental Emulsion Lab. Note the water bath, stirrers and dropper funnel.

If there is any interest in more emulsion related photos from this era I'll post more.
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File Type: jpg Experimental Emulsion Lab.jpg (192.9 KB, 229 views)
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Old 05-18-2007, 10:06 PM   #2 (permalink)
 
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And where would this be???? And what era????

Note the propeller mixers. These are archaic. Any comments?

PE
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Old 05-18-2007, 10:56 PM   #3 (permalink)
 
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Approx 1940's. Here is another photo of a plate coating machine.
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File Type: jpg Plate coating machine1.jpg (67.7 KB, 183 views)
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Old 05-19-2007, 07:18 AM   #4 (permalink)
 
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I would like to see more of these. Can you please tell us more details about these (and other) pictures?

Thanks,

Bob M.
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Old 05-19-2007, 11:16 PM   #5 (permalink)
 
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They are from an old textbook on photography. Some of the photos credit Kodak, others have no credit so their origin is unknown.
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Old 05-19-2007, 11:37 PM   #6 (permalink)
 
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Can you please give details of the book you got these from? It might have some material worth looking into.

Thanks,

Bob M.
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Old 05-20-2007, 07:06 AM   #7 (permalink)
 
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The book is called "The Science of Photography" by H.Baines (Fountain Press). It is a book written for the "layman" however I have found it useful.

I have seen that this book is available from Abebooks. (They have copies for approximately $3). Mine was published in the 50's.
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Old 05-20-2007, 10:22 AM   #8 (permalink)
 
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Default Kodak 1920's

1. Nitric Acid production

2. Emulsion Production

3. Slitting motion picture film

"Moving Pictures", Talbot, 1924.

(Sorry, I had to convert them to JPG for them to show up as thumbnails-- poor scans of yesteryear to boot!)
Attached Images
File Type: jpg KODACID.JPG (63.6 KB, 109 views)
File Type: jpg KODEMUL.JPG (91.5 KB, 120 views)
File Type: jpg KODSLIT.JPG (97.4 KB, 103 views)

Last edited by Kino; 05-20-2007 at 10:34 AM.
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Old 05-20-2007, 10:26 AM   #9 (permalink)
 
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The middle picture, AFAIK, is a picture of buckets of raw silver nitrate crystals. It probably isn't emulsion due to the covers on the containers.

My, I have not seen these for years. Some of them are on the corridor walls at Kodak Park.

PE
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Old 05-20-2007, 10:39 AM   #10 (permalink)
 
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Default More Kodak from 1920's...

PE,

Here are a few more, mainly dealing with base casting... Same book...
Attached Images
File Type: jpg KODBASE.JPG (23.1 KB, 92 views)
File Type: jpg KODCENT.JPG (20.3 KB, 78 views)
File Type: jpg KODDOPE.JPG (21.6 KB, 76 views)
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