https://archive.org/details/LemmingsnesTrickyDifficultsLevels
Lemmings (NES) Tricky difficults levels completion guide : Master-88 : Free Download, Borrow, and...
2nd difficult TRICKY Level 1 This one is doddle (difficult 3/10) Level 2 A bag of lemming drop (difficult 3/10) Level 3 A ladder would be nice (difficult...