Instructions and description available here
Square 7x7 OneWayTrip Puzzles
Square OneWayTrip 7x7 A1
Square OneWayTrip 7x7 A2
Square OneWayTrip 7x7 A3
Square OneWayTrip 7x7 A4
Square OneWayTrip 7x7 A5
Square OneWayTrip 7x7 A6
Square OneWayTrip 7x7 A7
Square OneWayTrip 7x7 A8
Square OneWayTrip 7x7 A9
Square OneWayTrip 7x7 A10
Puzzles Copyright (c) 2009 Glenn A. Iba