. The Yukon Territory, its history and resources . with the temperature. In extremely mild winters thereare fifty inches, but on the average the depth does not exceedthirty-six inches. TOTAL PRECIPITATION- DLRIXG THE jrOXTIIS. Year and Month. 1906-April May June . ... ..August ...September Prtcii)itationin iuclics. Total toi the open season. 0 42 2 00 () 1)2 1 20 1 44 1 0(> 7 THE TEMPERATURE. The t(Mn]ieiaturo3 hereunder given were taken from theofllcial records kept by the Royal Northwest Mounted table shows the average maximum and minimum tempera-ture f
. The Yukon Territory, its history and resources . with the temperature. In extremely mild winters thereare fifty inches, but on the average the depth does not exceedthirty-six inches. TOTAL PRECIPITATION- DLRIXG THE jrOXTIIS. Year and Month. 1906-April May June . ... ..August ...September Prtcii)itationin iuclics. Total toi the open season. 0 42 2 00 () 1)2 1 20 1 44 1 0(> 7 THE TEMPERATURE. The t(Mn]ieiaturo3 hereunder given were taken from theofllcial records kept by the Royal Northwest Mounted table shows the average maximum and minimum tempera-ture for each month. Tlie average temperature of the monthwas deduced from the daily temperatures. The accompanyingsketch shows the fluctuation of tlu^ temperature during themonths of jSJ^ovember, December, January, Febiuary andMarch, in the vear 1905-11)06. 138 YUKON TERRITORY MONTHLY TEMPERATURES FROM MAY 1, 1905, TO MAY 1, 190G. 1905—May June •Tilly August September . October ..1906—January). .,March .. April Mav. 26 4 17 above. Average. 46 above. 57 H 61 54-5 M 37-5 M 25 8-5 M 13 below. 35 14 10 above. 31 46 THE GRADE OP STREAMS. The grade of streams, one of the most essential conditionsnecessary in a placer camp, is a subject which has received,within the last few years, a lot of attention. All pumpingplants hut two have been replaced by ditches and flumeswhere grade was sufficient to conduct the water from the neigh-bouring tributaries. The gradients of the gold-bearing streamsare seldom found sufficient for the disposal of the tailings fromthe mining operations without resorting to artificial means. Itis exceptional to find a gold-bearing stream where the naturalgrade can be used to advantage in sluicing operations. TABLE SHOWING THE GRADE OF STREAMS. Name. Klondike River Bonanza Creek Kldorado i< .. .• Hunker „ (Jnld Run n Twelve Mile River Little Twelve Mile River,Tombstone it Rock Cre
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