Outline of the tube piecing method and vocabulary 6

On strip cutting and on bias facts of life 7

Tip angle 7

Scooting offset 9

A note on precision in scooting and sewing 10

Finishing pre-tubes 10

Converting a pre-tube into a tube 11

On the pressing of tubes 12

Cutting the primary wide tube into primary narrow tubes 12

Optional clipping of seam allowances 13

On joining narrow tubes/strips 14

Seam shift 15

Edge shift 17

Mass marking of edge shifts on pieced tubes and pieced strips 18

Mass marking of edge shifts on non-pieced strips 19

What to do with primary narrow tubes: some quick projects 23

Simplest cases of joining narrow tubes 24

Doubling the primary tube circumference (or tripling or ...) 25

The multi-tape method 27

Cutting wide tubes into narrow tubes, II 31

On tubes and rows 33

Organization of pieces 34

Seam allowances, pinning, sewing 36

Measuring lengths 37

Angles 38

Chart for keeping track of projects 40

Pressing 41

Cuts and slits 43

On formulas and adjusting them 45

Drawing your design, calculating 46

Do you need a calculator? 47

Circumference of primary tubes 47

How many primary narrow tubes in a primary wide tube 48

Number of batches of primary wide tubes 48

Fabric requirements 49

Relation between seam and edge shifts 49

A very brief trigonometry refresher 50

Four-patch with enhanced strip piecing and with tube piecing 11

Nine-patch with enhanced strip piecing 20

Nine-patch with tube piecing 27

A possibility with nine-patch design with tube piecing 33

Rail fence and zigzag 35

Rail fence and zigzag, II 39

Courthouse steps 45

Bento boxes, or courthouse steps II 55

Log cabin 58

Log cabin in scrappy look 69

Log cabin look 78

Twenty-five-patch and double Irish chain blocks 83

Woven squares with strip piecing 89

Strip-pieced rows of squares in parallel squares 92

Argyle pattern with strip piecing 95

All-over diamonds in blue 16

Diamonds in pink and purple 18

A run through many examples, with many modifications 20

Zigzag 34

Hearts and flower buds 39

Tumbling blocks 42

Japanese puzzle 47

Rows of half parallelograms, i.e., of triangles 56

Blue diamond border 56

Rows of parallelograms 59

Framed diamonds: all-over and in rows 62

Diamond in a rectangle block 69

Two by three diamonds in a parallelogram 78

Grandmother's pride: Three by three diamonds in a square 80

One by r diamond rows in slanted parallelograms 83

Two by five diamonds in a square 87

Two by four diamonds in a rectangle 91

Seamless double hourglass block 93

Seamless double hourglass block: different method 95

Seamless triple hourglass block 98

Rows of four-patch blocks on point 100

Four-patch block on point in a square 102

Indiana puzzle, snail's trail 108

Milky way 110

Rows of squares in squares 113

Rows of squares in diamonds 119

Slants of rows in an all-over parallelogram design 131

On cutting across secondary wide tubes, and slants 132

Final dimensions of a parallelogram quilt top 136

Choosing the cutting angle \theta across the (secondary) wide tube 136

Cutting angle with specified numbers of wraps 138

More on the trimming down of a parallelogram design 139

Parallelogram construction numbers 139

Symmetric parallelogram construction numbers 142

Parallelogram design with exceptional strip widths: outline 143

Exceptional addition for no vertex gobbling along two sides 146

Instructions for no vertex gobbling along two sides 148

Sewing instructions for no vertex gobbling 151

Exceptional strip width additions for no vertex gobbling 152

Exceptional edge shifts for no vertex gobbling 157

Parallelogram design with no vertex gobbling: drawing 157

Slits and cuts for parallelograms with no vertex gobbling 162

Parallelogram design: edge triangles of different colors 164

Parallelogram design: edge triangles of same color 167

Derivation of the second exceptional parallelogram addition E_2 170

Derivation of the third exceptional parallelogram addition E_3 172

Core steps in the construction of rows and of tubes of triangles 20

Construction of tubes of triangles 22

On using tubes of triangles 24

All-over triangles in orange and turquoise 27

Rows of brown triangles from fat quarters 31

Ralli triangles 33

Other color schemes and angle combinations 36

Thousand pyramids with different angles 38

Cupid's darts 43

Hexagons in sixths 48

Hexagons in halves, and something else 52

All-over triangles in diamond and zigzag shapes 56

Flights of flying geese 63

Flying geese and stars 70

Flying geese and stars with any peak angle HERE not tested enough 77

Construction of rows with an even number of triangles 81

Generalities about rows of half-square triangles 82

Half-square triangles in blocks 85

Half-square triangles in long rows 93

Half-square triangles: all-over design 98

Cut glass dish quilt 99

Lady of the lake 101

Maple leaf blocks 104

Bear's paw 109

Pinwheels (in halves) 112

Pinwheels in rows 114

Diagonal flight 122

Paired peaks 128

Blue triangle border 130

Ocean waves 132

Roman stripes 139

Rows of triangles 147

North wind 154

Half-square triangles of four half-square triangles 156

Half-square triangles of nine half-square triangles 158

Half-square triangles of sixteen half-square triangles 161

Ocean waves, revisited 163

Ocean waves, a version with more triangles 165

Hourglass block overview 167

Rows of hourglass blocks I 168

Hourglass blocks: alternate color scheme 175

Modification of the hourglass row construction 180

Rows of further-triangled hourglass blocks 181

Rows of hourglass blocks and rows of squares 187

Squares of three half-square triangles (or quarters of double pinwheels) 190

Double pinwheels (constructed in halves) 194

Hearts 199

LeMoyne stars with co-stars 202

Intertwined paired peaks 209

Rows of square web blocks on point 214

Multiplay 219

Kaleidoscope 226

Pieced pyramids, one by one 230

Rows of pieced pyramids, two types 235

Multiplay with rows of slanted pieced pyramids 242

How one triangle is formed 247

Rows of triangles with different angles 249

Pressing for triangle design 249

On the two types of triangle constructions 250

Triangle construction numbers 251

Making more rows, more triangles per row 254

Making fewer but longer rows of triangles (multi-tape sewing) 254

Vocabulary for rows with odd numbers of triangles 256

Design for rows with odd numbers of triangles 258

Justification of angled flying geese formulas 261

Tube piecing

Book: current table of contents

by Irena Swanson