425981 chrome OM-1 was made around October 1974.
___________________________________
John Hermanson
Camtech Photo Services, Inc.
21 South Lane, Huntington NY 11743
631-424-2121 | Olympus OM Service since 1977
http://www.zuiko.com | omtech1 AT verizon.net
Dharma Singh wrote:
> 2008/2/19, Piers Hemy <piers@xxxxxxxx>:
>
>>The serial number is on the base plate, the manufacturing code (H 8 1 7 in
>>your second example) is on the camera back. Both parts are very easily
>>interchangeable between camera bodies, and there is no way to be sure that
>>one was originally installed with the other, whether on the current body or
>>not.
>>
>>--
>>Piers
>
>
> Thanks Piers,
>
> Even if the base plates are not the original ones, that doesn't
> explain the drop in the serial number. To me it looks as if some [or
> all] factories first continued numbering through from one model to
> another and after a while added a 1 before it, which may explain the
> numbering of the OM1MDs from the 'H' factory, because you can't
> imagine them producing more than 1 million bodies in one month and the
> next month maybe a few hundreds.
>
>>OM1MD 425981 Chrome body H 8 1 7 January 1978
>>OM1MD 1440857 Chrome body H 8 2 6 February 1978
>>OM1MD 1441364 Chrome body H 8 3 4 March 1978
>
>
> Dharma S.
>
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