If you don't start for the Pacific coast for the mines before the 1st of September, do not start until the 15th of next April.
May, June and July are the months in which work with pan and cradle can be done. During the rest of the year king frost reigns.
The Klondyke mean temperature is: Spring, 14 degrees above zero; Summer. 59 above zero: Autumn, 17 above zero; Winter, 30 below zero. There are, of course, extremes above and below these figures.
To hold a claim three months' work annually must be done on it. In default of this the land reverts to the Government.
The laws of Canada are severe on claim jumpers and on those who interfere with the rights of legitimate claimants.