Back from the Klondike

BACK FROM THE KLONDIKE Euler, the great mathematician, discovered a rule for solving all manner of maze puzzles, which, as all good puzzlist know, depends chiefly upon working backwards. This puzzle, however, was built purposely to defeat Euler's rule and out of many attempts is probably the only one which thwarts his method. Back from the Klondike is one of Sam Loyd's most famous puzzles, first…