[Phono-L] Edison stop survey, and reply to Oxidized bronze or copper flashing D.D. crank?

Rich rich-mail at octoxol.com
Fri Jun 22 11:31:06 PDT 2007


I have an A-250 and would be interested in seeing what you are talking about.

Rich


On Fri, 22 Jun 2007 11:33:44 -0600, Andrew Baron wrote:

>Hi George and thanks for taking the time to reply.  I realize that  
>there isn't much information documented, and this is what I'm running  
>up against as much as anything else.

>Neither of my two machines have paper notices on the cabinet bottoms,  
>but the later one has a data plate with the newest patent date of  
>Mar-11-13, wihle the earlier machine has the newest patent date of   
>8-26-11.  The 6 in 26 is hard to make out, and might be a 3, 8 or 9.

>Do you have a sense of how soon the patent dates on these model /  
>serial number plates were updated, once a new patent was issued?

>Peter Fraser has graciously offered to post photos of the early  
>levers, so I've prepared some composited images of the differing  
>details of both of my A-250's.  My hope is that some of the Edison  
>enthusiasts out there are familiar with this start / stop lever  
>arrangement.  If someone else has a machine with these odd levers,  
>I'd love to know the serial number, so I can get a sense of how late  
>into the production it was used.

>What piqued my curiosity to begin with was that I had never seen  
>these levers before.  I don't know if that's because I haven't gotten  
>around to the shows and big collections, or because they are  
>relatively little known, even by other collectors.  I bought my first  
>D.D. machine in 1976, and have had many over the years, but this is  
>the first I've seen with this odd detail.

>Best,
>Andy



>On Jun 22, 2007, at 7:55 AM, gpaul2000 at aol.com wrote:

>>
>>  Andy,
>> Unfortunately, without some factory documentation of each model's  
>> serial numbers within a given month, exact dating for A-series  
>> Edison Disc Phonographs is quite difficult.? I've seen two types of  
>> paper license notices glued to the bottoms of these cabinets.? The  
>> earlier has no date at the bottom, and the later one has an April  
>> 1914 date.? Keep in mind that very few Edison Disc Phonographs were  
>> available to the public until Aug/Sept 1913, and the fire of Dec.  
>> 1914 put an end to most A-series production.? That gives roughly a  
>> 15-month window for most of our A-series machines.? Given the two  
>> different license notices, I break down the A-series dating to  
>> "late 1913/early 1914" and "mid/late 1914."? That's about as  
>> precise as I can get, given the limited information available.
>>
>> I'd be interested in seeing a photo of your start/stop mechanism.?  
>> It sounds like one I had many years ago, and I'm pretty sure that  
>> it's the earliest version.? On page 39 of Frow's "Edison Disc  
>> Phonographs...", an "A-150" is shown with what appears to be the  
>> conventional start/stop device, and this photo is dated March 2,  
>> 1914.? Presuming that all models adopted this newer design at the  
>> same time, and your "A-250" carries a pre-April 1914 license  
>> notice, I'd date it as "late 1913/early 1914."? Hope this helps,
>>
>> George Paul
>>
>>
>>
>>
>>
>>
>>
>> ______________________________________________________________________ 
>> __
>> AOL now offers free email to everyone.  Find out more about what's  
>> free from AOL at AOL.com.
>> _______________________________________________
>> Phono-L mailing list
>> http://phono-l.oldcrank.org

>_______________________________________________
>Phono-L mailing list
>http://phono-l.oldcrank.org






More information about the Phono-L mailing list