The Window Well Printing Press

Salted paper print from digital negative of an AI portrait I created. (Portrait of the Painter 1890 )

 

This is essentially the scan of the original print.

 

Salt solution (originating from Spirts of Salts)

75ml Great Salt Lake water (approx 14% salt);

225 ml distilled water;

2.6 grams 250 bloom gelatin;

10gm potassium citrate (to slow dark reaction).

 

Silver solution

12 grams silver nitrate;

50 ml distilled water.

 

Paper: Fabriano cold pressed Artistico, extra white, 100% cotton 300gm.meter / 140 lbs acquarello / watercolour paper

 

Printed in overcast winter skylight for 23 minutes ev @ ISO 1 & F/1.0 = 9.3 at start. Equivalent ev after 20 minutes = 8.9

Done