Expired in September 1980 - Fired in February 2023 Devtime was lucky guess...
Recipes & dev times using Film ORWO NP20 80
ORWO NP20 80 at 50 in Foma Fomadon Excel Stock
6 minutes at 21°C/69.8°F
ORWO NP20 80 at 64 in Caffenol-C-M Stock
12 minutes at 20°C/68.0°F
ORWO NP20 80 at 64 in Caffenol-C-M (rs) Stock
12 minutes at 20°C/68.0°F
ORWO NP20 80 at 64 in Adox Adonal 1:40
11 minutes at 20°C/68.0°F
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