| 21. | Most alloys etch at rates between of depth per minute per side.
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| 22. | The present report summarizes the highlights of the Wright etch.
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| 23. | Meanwhile, Salem etches the name Alice on his prison cell wall.
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| 24. | Henri Thomas illustrated several books with his drawings and etches.
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| 25. | Etches by his hand are executed in a pleasant and loose style.
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| 26. | Lens glass etches easily from contact with oils or dust.
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| 27. | Bluebird also makes more traditional toys Etch-a-Sketch and Plasticine.
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| 28. | Such steppers are used to etch the most advanced of current computer chips.
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| 29. | Not even on an Etch-a-Sketch.
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| 30. | It was a day to etch into Yankee history.
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