Someone added an extra 7. IPC-A-600, Rev. E, was published August 1995. 
It is a workmanship document for bare board acceptability, which includes 
conductor plating. Gold fingers are covered by IPC-A-610, Rev. B, 
published 12/94.

Both documents are available from IPC, ext. 318.

Mike Buetow
IPC Technical Staff
2215 Sanders Road
Northbrook, IL 60062
P: 847-509-9700, ext. 335
F: 847-509-9798
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On Wed, 21 Feb 1996 [log in to unmask] wrote:

>      
>      Is there a spec out there like this regarding gold plating or did
>      somebody add an extra (7)?
>      
>      
>      Dave (Groovy)
> 
>