| 21. | The windows are in heavy mortise and tenon frames.
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| 22. | Another method was to make a much deeper mortise in the top plate.
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| 23. | The use of mortised joints and anchor bolts cyclone-proofed the house.
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| 24. | The upper arm and the foot are mortised.
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| 25. | There it is better to set the hinge deeper by cutting into the mortise.
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| 26. | Mortise and tenon or dovetails are both better.
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| 27. | It is extremely tedious, and of course one never cuts only one mortise.
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| 28. | Lay out the mortise carefully, using a marking knife to scribe the lines.
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| 29. | The joinery seems to be mortise and tenon and the glue is very intact.
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| 30. | The mill is a four-story wooden structure of mortise and tenon construction.
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