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Twistwork 101

‘Twistwork’ is the way that traditional woodturners refer to spiral work – primarily a kind of carving – on spindles and bannisters.  This embellishment was considered the most skilled work in any turning shop, according to the late Alan Batty.  The reason being it was the last process before the end of the turning and usually fetched 3x the cost.  Well into the 20th century, it was done with a ‘twisting gouge,’ using the lathe to hold the spindle as the turner carved the spirals.

I made examples of the many styles of twists that Alan described to me.  He had collected photos from another English shop – Allan Beacham’s – to get me started.  Alan Batty designed the ‘regency’ style of these samples, with the urn at the bottom, and coves at the top and bottom of the twisted section.  Each finished sample is matched with a grid layout for cutting the twist.

When I studied twistwork with Stuart Mortimer in his shop, he introduced me to cutting the twists with tile files and wood rasps, as well as microplanes, tiny hand planes, carving burrs, and Arbotech cutters.  The most important tool was fabric-backed sandpaper that could be torn into thin strips and made into sanding ropes for finishing the surfaces.  Stuart is the virtuoso of twistwork, which has gone on to all types of hollow forms, finials, and open twists.  He started in the traditional style with grids, but his vast experience allows him to cut freely into vessels of many sizes and shapes. The most important feature is that the grid that is formed is a function of diameter of the piece.

Many of Mortimer’s innovations have greatly speeded up the making of twistwork.   As woodturners are increasingly fascinated by embellishment, they will inevitably rediscover this style of carving.  When they do, these posts are here to lead them beyond that old familiar barley twist.  With all of the tools that are out there if you find one that works for you, then buy up the quantity that you think you will use.

Rope

Photo:   Rope Twist

Twists are described by the number of ‘starts’ at the base.  Rope twists generally have 8 starts.  gable twists are made with 9 starts.  The steps on the grid are roughly square, so that the twist comes back to the starting face of the work after 8 or 9 steps.

This twist is the one that can be made with a Sorby texturing tool.

It can add interest to pens, fancy spindles like wands, or furniture legs.

The grid I use is an important tool in itself for wrapping any design feature around a 3-dimensional form.

The groove can be cut with a small saw, rasp, or file.  The beads must be rounded over by hand with files and flexible abrasives.  Twistwork requires starting with 80 grit for the rough shaping, and sandpaper is a shaping tool.

 

 

Single

 

Photo 2:  Single Twist

A remarkable number of lines on the grid for this simple twist!  The green pencil lines are the top of the  beads, and the red lines are for the bottom of the cove.   The beads and coves are roughly the same volume in the finished work.

A single twist cuts very deep into the spindle, weakening it significantly.  This is the broken piece that finds its way into turning shops for a replacement!

You can see that the bead makes its way around the spindle with a complete revolution.

Twists have a left-right orientation, based upon the direction in which the twist rises.  This one is a right hand twist.  Pairs of turnings, like candlesticks, may have a left and a right.

 

Double'Jacobean'

 

 

Photo:  Double ‘Jacobean’ twist, (commonly called the barley twist)

Stuart Mortimer says that the rounded cove makes it a Jacobean Double;  a Victorian Double would have a pointy coves.

Double = 2 starts at the base so that the beads (called ‘bines) alternate on the climb to the top.  Twisting  a double results in going around the piece.  Here are the common measurements.

1.  Single Twist          1 bine that goes around the piece in 1 diameter        2. Double twist          2 bines that go around the piece in 1 diameters    3.  Triple twists          3 bines that go around the piece in 3 diameters        4.  4 start twist           4 bines that go around the piece in 4 diameters        5.  5 starts and above go around the piece in 4 diameters

Hand-cuttings twists also allows for the twists to wrap a bulging or graduated spindle.  The planning process starts with the design of the grid – shorter steps for thinner diameters, and taller steps for wider ones.  I haven’t shown that flexibility with these samples, but it is one of the beautiful ways that handwork accommodates special features.

 

 

2-startRibbon

 

Photo:   2-start Ribbon Twist (Jenning pattern)

It becomes a ribbon when the coves widen and the beads are small.  The beads can be pointy or have a very small rounding.  This is a very weak twist.

Ribbons are easier to cut than the barley-twist styles, as long as you take tremendous care to reserve the small area for the bead!  I find that marking the beads very carefully and then reserving that surface is the key to survival.

Notice that the depth of cut is greater on this one than on the 3-start ribbon below.

 

 

 

 

3-startRibbon

 

Photo:  3-start Ribbon Twist

The microplanes are a tremendous help cutting ribbon twists, if you can find one with a curve close to one you want for these coves.

Did I forget to mention that the twistwork is done with the lathe NOT running?

This is serious work carving, for which the lathe is the holding device.  It is pleasant work, however, as you learn to rotate the piece by hand.  You can make a continuous cut from the base to the top of each cove when you get the coordination going!

 

 

 

Banner

 

Photo:    Banner Twist

One of my favorites!

This is another simple layout that requires some focus!

It is a 2-start ribbon twist, but one ribbon ‘s cove is cut deeper  than the other one to create the banner.

Twistwork is a lovely way to create embellishment without covering up the wood. It is about embellishing the form, not just the surface.

 

 

 

 

 

Point

 

Photo:  Single Point twist

Quite the most magical twist of the set!

The layout for this twist makes color pencils a necessity.  The grid is modified because of the different in the size of the single point.  The length of the layout is 1.5x the diameter.   One start is a typical bead, but the second start is a narrow point with two coves.  On my grid, the fat beads are red, and the points are black.

But wait — there’s more!

 

 

 

 

 

 

DoublePoint

Photo:   Double Point Twist

Yes – in some ways, this one is more obviously a 2-start than the single point twist.

The second start bead is very obviously divided right down the center, and then the coves come up to create the sharp edge.  This careful division of the bead takes special care with the cutting tool to create a clean, sharp groove.  This has the normal length of the segments.

You may have figured out by now exactly why we don’t often see these types of twistwork.  There is significant ‘physicality’ to this type of embellishment, combined with the need for precision.  It remains, however, a promising way to make a plain wood into something magical.  You don’t need to start with a 20-baluster staircase – a simple candlestick will do it for that uninspiring piece of pine.

Dennis Liggett  –January 2023

 

 

 

 

 

 

 

 

The afterlife of trees…

AmbrosiaGroup

Everyday Ambrosia

AmbrosiaBowlsSqDennis has returned to making some functional bowls from highly figured ambrosia.   The markings in this softer maple are from insect-borne disease in the tree.    Bowls are about 7-8″ diameter.

These have a simple mineral oil finish which can be renewed as the bowl develops a patina of use, creating a long and useful afterlife for the tree.

When we look through our inventory of turnings, it’s always surprising to find that every single functional bowl has been sold or gifted.  It reminds us of the humble heritage of woodturning as a craft.  And, of course, that the bowl is the universal human artifact.  Whether begging, eating, sorting, carrying, serving, saving, or sharing, the bowl fits our human nature perfectly.

 

More trees for the forest

TwoTreesIn 2020, we missed all of our Holiday craft shows.  For the first time, there was enough inventory of the trees to send them to friends and family for Christmas.

That means a new round of collected scrub oak branches from our friend, Tony Bevis, who has been doing fire mitigation in his yard.

Dennis has also started working with branches that seemed to be unlikely prospects because of damage or disease.  Not surprisingly, this wood has yielded some amazing figure.

It will be great to be able to sell the new forest

 

Scrub Oak trees sold out for Christmas!

3fromoak In the fall of 2018, Dennis updated his traditional turned trees by moving away from our local supply of aspen.  He began turning branch wood from scrub oak trimmings.  This variety of Gambel Oak grows primarily in the Pikes Peak region, and features wonderfully complex heartwood and a rough-textured bark.

The new trees have sold out at our holiday craft shows, and at the Boulder Street Gallery, where Dennis showed his trees, snowmen, and Christmas ornaments together for the first time.

Fortunately, scrub oaks are plentiful here, and many homeowners cut the lower branches as a fire mitigation measure.

New Gallery for Dennis Liggett

4smallitemsmesquiteTurquoiseTiles  Dennis has joined the group of Pikes Peak area artists at the Boulder Street Gallery on Tejon Street in downtown Colorado Springs.  He will have different products every month, to coincide with the Gallery’s participation in First Friday events.

In January, Dennis will show a variety of bowls with his stone inlay.   New for 2019, several of the bowls in different shapes incorporate tiny turquoise tiles in the rim.  This photo is a mesquite bowl with the tiles.

The case will also include several smaller items with stone inlay.  In addition to turquoise, Dennis uses lapis lazuli, Minnesota pipestone, and malachite.  He crushes most of this stone in his 1910 laboratory rock crushers.  There is no better way to process small batches of semi-precious stones!

The Art of Teaching Fine Crafts

DennisMargaret American Woodturner’s  June issue  tells the story of the work that Dennis has done for two years developing classes for the Bemis School of Art at the Colorado Springs Fine Arts Center.

There were quite a few hurdles to getting the classroom ready.  Bemis does not have a good ventilation system in the classroom, so in order for five people and one instructor to finish bowls, Dennis chose to use an oil finish that allows sanding with the oil to create a slurry instead of dust.

It was also a challenge for the club to select the turning tools.  With limited resources, there was quite a bit of controversy as personal preferences were often mistaken for facts.

The club is now developing more classes, in addition to the basic functional bowls class.

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How we do it……..

 

This is one tough pumpkin, grown by Dustin for Harding Nurseries in Colorado Springs.  After a few minutes with a serrated knife, Dennis took the fellow out the wood shop and found a power tool to do the job.

It was a nice break from turning hundreds of birdhouse Christmas ornaments for a holiday show at the Broadmoor’s Christmas House November 23-25.   Dennis has broken into a stash of exotic woods to make each ornament a masterpiece.

Nick Agar teaching in Monument

English woodturner Nick Agar will offer a full-day demonstration on Saturday, June 2, followed by a class on Sunday, June 3rd, at the Dennis Liggett woodshop in Monument.   The two days of woodturning ecstasy are sponsored by the Pikes Peak Woodturners.   The class is limited in size, but the demonstration is not.

Parking is always challenging, so the club will run shuttles to the FREX parking lot on the east side of Exit 161.

Nick is well-known for pioneering color and decorating techniques on woodturnings.  Both the demonstration and the class will provide gazillions of new ideas for turners of all skill levels.  You can see some of his work at www.turningintoart.com.

Call Dennis to sign up for the class:  719-481-8754

 

Setting the table

The finishing table at the Liggetts’ is filling up with bowls for the Tri-Lakes Cares Empty Bowls fundraiser (October 2011).    This summer, Dr. Bob Gibbs is providing a steady supply of small bowl blanks cored from bigger bowls.   Dr. Bob cuts quite a bit of his wood in Wisconsin, so the little bowls have a nice variety of hardwoods:  walnut, elm, sycamore, fruit trees, and honeylocust.  In addition to his help with the fundraiser, Dr. Gibbs also volunteers as a physician at the Tri-Lakes Cares clinic.