You already have a number. Take key 147 literally and Google...

Try Google....

L/R/U/D seems logical. But starting on the web spot goes nowhere... unless outside the grid. Do I overlook something? Somebody....?

From Belgium, i have the book since 2 weeks. Seems much too late for you, folks.....Stuck at 48. I think i understand the idea. Time, clock etc.. But cannot create correct code. American time notation? I thave 5 digits. Is that correct?