Papers and proceedings of the Royal Society of Tasmania . TIMBER IN TASMANIA. 27 bark, 100 feet long and 18 inches square, break rightacross the centre, Avhere one of these knots existed,merely from its own weight, which would be from nineto ten tons. In selecting, therefore, the Blue-gum here,I have studiously avoided all bad or suspicious knots, adefect which might, at a critical moment of its use,occasion serious damage to life and property. You willat once perceive how very careful we must be in thequality of the timber, and in the construction of thetemporary staging, in which it is the p
Papers and proceedings of the Royal Society of Tasmania . TIMBER IN TASMANIA. 27 bark, 100 feet long and 18 inches square, break rightacross the centre, Avhere one of these knots existed,merely from its own weight, which would be from nineto ten tons. In selecting, therefore, the Blue-gum here,I have studiously avoided all bad or suspicious knots, adefect which might, at a critical moment of its use,occasion serious damage to life and property. You willat once perceive how very careful we must be in thequality of the timber, and in the construction of thetemporary staging, in which it is the prominent feature,when you hear that every part of this staging must beable to sustain a weight and resist a pressure of 450 tonsthroughout. Of course, I have had a long experience inBaltic and American timber, but, with the exception ofrock-elm, which is a very treacherous wood, 1 haveseldom seen knots so detrimental to the value of the logas in eucalyptus, I have often seen Danzig timber fullof knots, but as long as it was not required for sawingpurpos
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