MutantsAndMasterminds.com: Free Golden Age Adventure

Golden AgeCharge of the Freedom Brigade, a free Mutants & Masterminds adventure by Christopher McGlothlin, is designed for six to eight Golden Age heroes in the power level 8 to 10 range. Although the Golden Age and Freedom City sourcebooks are recommended for running this adventure and capturing the feel of the era, they are not required. The adventure contains everything you need to run it using just the Mutants & Masterminds rulebook.
Golden Age Web Enhancement: Charge of the Freedom Brigade