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The page at
http://web.mit.edu/invent/iow/fraze.html
implies that your ring pull is more recent than 1959.
Richard
>
>Subject: Re: Ring-Pulls on Food Cans
> From: "Lockhart, Bill" <[log in to unmask]>
> Date: Mon, 21 Jul 2008 14:49:36 -0600
> To: [log in to unmask]
>
>No key slot, only the ring pull.
>
>Thanks,
>
>Bill
>
>>>> Jeanette Mckenna <[log in to unmask]> 7/21/2008 2:46:15 pm >>>
>Is ther evidence of a Key slot to roll the strip off the can? It could be
>meat or sardine (or other). They can certainly date that early.
>
>Jeanette McKenna
>
>
>> [Original Message]
>> From: Lockhart, Bill <[log in to unmask]>
>> To: <[log in to unmask]>
>> Date: 7/21/2008 2:35:12 PM
>> Subject: Ring-Pulls on Food Cans
>>
>> I am working with the group investigating the possible discovery of
>Amelia Earhart's final camp, and they have found a ring-pull that almost
>certainly came from a food can. The shape of the ring its point of
>attachment are both the wrong shape for beer or soda can ring-pulls.
>>
>> I have a photo of the rusted ring-pull. It was certainly made of ferrous
>material (rust and magnet test), but the few on food containers I am
>familiar with are all aluminum.
>>
>> Any idea when food cans shifted from rolled steel to aluminum ring-pulls?
>The ring looks very similar to the ones on recent sardine and oyster cans,
>so we suspect this one came from some form of rectangular can. The can,
>however, was not found.
>>
>> Thanks,
>>
>> Bill
>>
>>
>>
>>
>>
>> Bill Lockhart
>> Associate Professor of Sociology
>> New Mexico State University
>> Alamogordo, NM
>> (575) 439-3732
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