
Block 7: Jacob’s Ladder
Cutting Instruction
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Cut 2 pieces of 5.25 inch squares (C2)
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Cut 2.5 inch strips WOF (B)
Cut 2 pieces of 5.25 inch squares (C1)
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Cut 2.5 inch strips WOF (A)
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14 inch square for backing
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14 inch square
Sewing Instruction
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Take strip A and B and join together using a 0.25 seam.
Iron seams to darker fabric.
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Cross cut this 2 fabric strip into 10 pieces of 2.5 inch units.
Step 3
Join 2 of these units together to make like diagram below.
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Make up 5 units the same as above. These are known as Unit 1.
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Take 1 piece of your C1 and using your Pauline Rogers Half and Quarter Square Triangle Ruler, line up corner of your tool and mark a line diagonally each side of the tool (on backside of fabric).
Join together with 1 piece of C2 square right sides together. Pin to hold in place and then sew along drawn lines. Once sewn cut from corner to corner and open to form a half square triangle. Press well. Trim your square back to 4.5 inch blocks.
Repeat this whole step once again – making 4 pieces of half square triangles.
These will be called Unit 2.
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Lay all of your blocks out to match the diagram above, making sure your blocks are facing the correct way.
Unit 1 + Unit 2 + Unit 1
Unit 2 + Unit 1 + Unit 2
Unit 1 + Unit 2 + Unit 1
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Join each line together.
Press the seams on line 1 and 3 to the right and line 2 to the left.
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Join these 3 lines together – making sure to match the seams to get good corners and to form your Jacobs Ladder Block.
Step 8
Now you have to quilt your block. I use Monopoly thread in both top of machine and bobbin. This gives you a lot of room for errors, as it is not as noticeable then if you used a coloured thread.
Sandwich your top together with wadding and backing. The wadding and backing should be at least 2-3” bigger than your block.
I have quilted my block with straight lines and cross hatching – check the photo below for quilting grid lines that I used for this particular block.