calotype-ved_0058

Transmitted light scan of dry exposed calotype, Pelegry method

Paper: Canson Marker

Iodization batch 4-3 14.02.12: Whey (home made with renet), KJ, KBr, Lactose for 5 min

Sensitization 17.02.12: AgNO3, citric acid for 3-4 min

Multiple washing: 20 min

Salt Bath 1%: 2 min

Multiple washing: 20 min

Preserving bath: Dextrine (home made of corn flour), Tannin, alcohol (no gallic acid) 2 min

 

Exposure 19.02.12 in open shadow on a bright and sunny day 2.00 pm

Petzval type lens at f/3,6 for 35 min

Developed 19.02.12: in 0,8% Gallic Acid with AgNO3 added twice, total time 1,5 hr

 

Overexposed and possibly overdeveloped

Done