[alt-photo] Re: pitfalls of alt

[Jon Reid]

black spots on paper discovered after processing, usually in sky areas  
( I only do Pt/PD, not sure if it happens with other processes)


On 13/02/2011, at 1:32 PM, Christina Anderson wrote:

>
>
> On Feb 12, 2011, at 7:00 PM, Jon Reid wrote:
>
>> the black plague?
>>
>
> Jon,
> Which is? An alt term or a disease in history? Please enlighten me.
> Chris
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