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For penknives the steel is tempered at 470 degrees, for table knives at 530 degrees, and for saws at 560 degrees.

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Permanent link to this item

https://paperspast.natlib.govt.nz/newspapers/LT19110306.2.10

Bibliographic details

Lyttelton Times, Volume CXXII, Issue 15557, 6 March 1911, Page 3

Word Count
21

Untitled Lyttelton Times, Volume CXXII, Issue 15557, 6 March 1911, Page 3

Untitled Lyttelton Times, Volume CXXII, Issue 15557, 6 March 1911, Page 3