NGAKAWHAU COAL.
{To the Editor efihe West/port Timet.) Sib, —As comparison has been ma4e between the coal from the Brunner -and Ngakawhau mines, perhaps the following figures may be of interest to <th» public as showing the value of the two coals for gas, -coke, and steam; — Br Hector's account Ngakawhaiz evaporative power, per lb of coal, being average of two samples.,. «, -.. 9*87 Dr Hector's, do do, Brunner <coal, six samples ... ... ~. 7*37 In favor of Ngakawhau „. 2*50 OubicTeet. Manager Wellington Gas Wanks- Ngakawhau coal quantity of gas per torn of coal „ ... 11,569 Br Hector: Brunner coal, quantity of gas per ton ... 10,719*4 In favor of Ngakawhau '852*6 Lbs. •«joke,!per*on of coal Ngakawhau 2128 Do. 40. Brunner... 1880 In fsror -of Ngakawhau ..- 248 These (figures speak for themselves, in proving the superiority of the Ngakawhau •coal for gas, steam, and coke, to any yet tested from the Brunner nrine.—i -am, Ac, E. CL 'CtHAMBKBS. [For remainder of news tee &th pageJ] ,
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Westport Times, Volume VII, Issue 1057, 25 March 1873, Page 3
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160NGAKAWHAU COAL. Westport Times, Volume VII, Issue 1057, 25 March 1873, Page 3
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