Link's Awakening - Letter for a Broom | Dr. Wright's all a f… | Flickr
Broom Location and How to Obtain | Zelda: Link's Awakening (Switch)|Game8
Link's Awakening Trading Sequence Guide - The Legend of Zelda: Link's Awakening Guide - IGN
Link's Awakening trade up to get the Magnifying Glass and Boomerang walkthrough - Polygon
Link's Awakening Boomerang and item trading guide - Polygon
Broom - Zelda Wiki
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