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Remembering Harry LeBovit

Remembering Harry LeBovit

by Fred Calland

Originally published in American Lutherie #10, 1987 and Big Red Book of American Lutherie Volume One, 2000



Harry LeBovit’s company was always and unvaryingly a pleasure, and his companionship was never touched by shyness, aloofness, or anything boring like that.

I can’t remember the first time I met him, and I know why I can’t; the man put me at ease on the spot, probably saying something like, “You must be very happy doing something so interesting so well.” Now add to that a sort of uneven smile and a warm welcoming expression, and you have a master of diplomacy, a man capable of aggressive friendship, and an irresistible companion in spirit.

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Your Most Important Machine

Your Most Important Machine

by Teri K. Novak, D.C.

from her 1995 GAL Convention workshop

Originally published in American Lutherie #46, 1996



How many of you have back or neck pain at work or after your work day? In this workshop we will cover: 1) body mechanics, 2) the two main rules you should follow to avoid pain, and 3) how to apply the rules in your shop.

Rule #1: All structures of your spine are under the least amount of stress when you maintain the normal curves. This means twenty-four hours a day no matter what you are doing! Fig. 1 shows what the normal curves are from the side. From the back, your spine should be maintained in a straight line.

Let’s look at how your body is built to see why this rule is true. To have any body movement, (except the movement from gravity) or to change position, a muscle must contract, that is, get shorter.

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Calculating Fret Scales

Calculating Fret Scales

by Bob Petrulis

Originally published in Guild of American Luthiers Data Sheet #4, 1974 and Lutherie Woods and Steel String Guitars, 1998



When many of us were starting out, calculating fret scales seemed an arcane and mysterious art, something known to a few high priests of the craft. As kids, we copied scales from existing guitars, or got a list of measurements from a book or by pestering an instrument maker. We did this partly because we knew little of the physics of music, and partly because, back in the dark ages, calculators and computers were not easily available to teenage kids trying to make musical instruments in their basements or in wood shop at school.

This article provides the information you need to calculate any fret scale in any unit of measurement you wish. I am assuming you are calculating a chromatic scale, twelve notes to the octave. If you need to calculate a scale, say, for a dulcimer, I recommend that you calculate the entire fret scale, and then remove the unneeded frets from your listing.

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Pearl Inlay Method

Pearl Inlay Method

by John Thierman

Originally published as Guild of American Luthiers Data Sheet #29, 1976



Many instruments made today, as well as in the past, have included the added artistry of inlaid patterns. Inlay is the process by which one substance is inserted into a background, then sanded off flush, creating a pattern within the background substance. Inlay work, or marquetry, can be beautiful and impressive; or it can be gaudy and impractical in terms of the stability of the instrument, and in the problems encountered in future repair. If the inlays are designed tastefully, and are put in correctly, you can achieve an added dimension in instrument building, and not noticeably impair the practical aspects of the instrument.

The two major materials used in inlay patterns are wood veneer, and shell (abalone or mother of pearl). Thickness of this inlaid material is of prime importance to all practical aspects of the instrument — the thicker, the better — (up to 1/16"). For wood inlays on the headstock, I use 1/28" veneer, or thicker for, if it needs to be refinished in later years (hopefully many), I don’t want someone, myself included, sanding through the inlaid pattern. On fretboards, sufficient depth is imperative, as the board must be sanded down when refretted. If your inlays are too thin — they will disappear before your very eyes. Therefore, I only use 1/16" wood stock for inlays on the fingerboard, and I have to keep that pattern simple, as 1/16" wood stock is not as easy to cut as pearl. Wood veneers of many colors and grain patterns are readily available from most supply houses, Pearl of abalone is harder to come by, and more expensive. As with wood, I use as thick as possible, without having a hernia cutting it. .080" seems to be my limit, and it’s just thick enough for arched fretboards. Shell comes in different grades — #1 will have more color and brighter hues; whereas #3 may be pale, or have some pin holes (caused by worms), or have bad grain.

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Neck Relief

Neck Relief

by Philip Mayes

Originally published in Guild of American Luthiers Data Sheet #124, 1979 and Lutherie Woods and Steel String Guitars, 1998



A spate of repairs involving fret buzzing set me thinking about the ideal neck shape. Some people like a flat fingerboard. Lots of people advocate a neck that’s straight at the body and lifts slightly towards the head, as seen in Fig. 1.

Some people vote for a tapering away at the end of the fingerboard, as in Fig. 2.

The reason for all this, of course, is to accommodate the shape of a plucked string, diagramed in Fig. 3.

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