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The guy I bought it from said he got it from a church in Arkansas.There is anorgan servicesticker from Little Rock on the organ.To help determine the manufacturing date of Hammond organs and Leslie speakers.Use this form if you would like to submit your Hammond Organ for inclusion in these tables. the info from the listed link, I would guess either 1963 or 1964 based on the list of serial numbers provided.I don't see any information that would allow me to state that it was definitely made in any particular year, but I may have missed something.This sounds perhaps a little silly since the shelf life of tubes is decades, at least (indefinite in practical terms), but some OEM's might have beenn a bit irritated by occasional consumer complaints such as "my 1961 model TV has 1959 model tubes in it!
Please include an email address so I can contact you if I have a question. With a production history covering more than forty years, determining the exact manufacturing date of tonewheel Hammonds used to be difficult; new models were not introduced every year and production changes that were made were often subtle.
If this is a '62 or '63, you're in for a treat..vintage is almost always bright and fat with lots of balls.
But it sounds like a late '62 or early '63 box, from what you've described. Todd in Cheesecurdistan [quote user="Blue Olive B3"] FWIW the age list is slightly off with a couple of those...fluted vibrato and reverb knobs were present on '61 instruments, and IIRC all A-100 series had pilot lights from the beginning of their production in 1959, while the rest of the console line got them after that at some point.
Another alternate is in the format following: 188-5 69 32 188 is General Electric.
5 is the plant code (in this case, Owensboro, Kentucky). And another is like this: 322 6104-1 322 is Tungsol, 6104 is 1961, 4th week, 1 is the shift code (1 would probably be the day shift) After about 1960, many tube manufacturers went to encrypted alphabetical date codes., such as: KE 188-5 The reason was purportedly to allow factories to track the dates of manufacture of defective tubes (especially important in the case of OEM customers that might send back entire batches of tubes), but avoid possible consumer complaints about "stale" tubes.