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PostPosted: Sat Mar 25, 2006 11:00 am 
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Koa
Koa
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Joined: Mon Sep 12, 2005 12:40 am
Posts: 1900
Location: Spokane, Washington
First name: Pat
Last Name: Foster
State: Eastern WA
Focus: Build
In Lance's opportunity thread, I mentioned having measured the braces on a 50s (IIRC) Martin that had had its braces scalloped. I dug around and found my notes from the early 70s and here's what I found. Bear in mind, I don't recall whether Lundberg had actually done the work, but it was hanging in his shop, so it's likely he had. I was a regular drooler there and one of the clerks who I'd gotten to be friends with said it would be OK if I measured it. It was a D-28. Note that I have a value for #12, but don't know where it came from, so here it is FWIW. I wouldn't suggest using this as the sole basis for scalloping, but might be of value FYI.Those dimensions taken along the lengths of the braces are measured from the side of the respective X-brace, not the center. Also note that the #3 dimension is redundant; I hadn't learned anything about dimensioned drawings yet.


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PostPosted: Sat Mar 25, 2006 4:10 pm 
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Koa
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Joined: Mon Sep 12, 2005 12:40 am
Posts: 1900
Location: Spokane, Washington
First name: Pat
Last Name: Foster
State: Eastern WA
Focus: Build
Hesh,

I don't recall the details, since this was about 30 years ago and aging and other "factors" of the era have had a less than positive effect on my memory.

I can only assume that the forward part of the X-braces were not scalloped but tapered as you mentioned. I don't recall checking them, though I would have noted anything obviously modified, I think. I believe at least the X- and transverse braces were tucked. Don't know about new ones, though.

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PostPosted: Sat Mar 25, 2006 5:14 pm 
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Brazilian Rosewood
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Joined: Sun Dec 25, 2005 6:32 am
Posts: 7774
Location: Canada
Thank you very much for sharing here too Pat, i copied it also for later references!


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PostPosted: Sun Mar 26, 2006 12:01 am 
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Brazilian Rosewood
Brazilian Rosewood

Joined: Sun Dec 25, 2005 6:32 am
Posts: 7774
Location: Canada
Hey Hesh, you're only 10 years older than i am, does this mean that in 10 years from now, i won't remember a thing about all the mistakes i've done in the past? That'd be very cool, i gotta a few to erase from my cache! Serge Poirier38802.3764351852


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PostPosted: Sun Mar 26, 2006 2:25 am 
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Cocobolo
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Joined: Fri Feb 18, 2005 6:18 am
Posts: 265
Location: United States
First name: Frank
Last Name: Ford
City: Palo Alto
State: CA
Zip/Postal Code: 94301
Country: USA
Focus: Repair
Status: Professional
While he did relatively little of the day-to-day repair and restoration at his
busy shop, Jon Lundberg did a fair bit of neck resetting, and, I believe, all of
the brace scalloping. In his effort to scallop Martin braces, his goal was
quite clearly stated - to return as closely to the prewar configuration as
might be reasonable. That way, he'd be certain that he'd be doing no
damage to the structural integrity of the instrument while bringing up the
bass response in particular.


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 Post subject:
PostPosted: Mon Mar 27, 2006 4:21 pm 
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Koa
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Joined: Thu Dec 01, 2005 5:10 pm
Posts: 778
Location: Madison, WI
Thanks, Frank.
-j.

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PostPosted: Mon Mar 27, 2006 4:22 pm 
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Koa
Koa

Joined: Thu Dec 01, 2005 5:10 pm
Posts: 778
Location: Madison, WI
Oh, and thanks, Pat for posting those. I'm making a record of them as well.
-j.

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