Link's Awakening trade up to get the Magnifying Glass and Boomerang walkthrough - Polygon
Link's Awakening Trading Sequence Guide - The Legend of Zelda: Link's Awakening Wiki Guide - IGN
The Legend Of Zelda: A Link To The Past The Legend Of Zelda: A Link Between
Magnifying Lens | Zeldapedia | Fandom
Zelda: Link's Awakening trading sequence quest: Where to trade the Yoshi Doll, Ribbon, Dog Food, Bananas and other items for the Magnifying Lens | Eurogamer.net