画像は『Owatonna Public Schools Instagram「Look what we found in the cornerstone of the old high school!」「Opening of the 1920 OHS time capsule!」』『Owatonna Public Schools Facebook「Opening the 1920 Owatonna High School time capsule revealed」』『New York Post 「Wallet lost 65 years ago returned to stunned family after being found in Atlanta movie theater wall: ‘A flood of memories’」(Plaza Theatre)』『Duke of Cumberland and Farmshop & Kitchen Facebook「Whilst renovating The Duke into the Farmshop it is today, a time capsule was discovered in the walls!」』『Penny Calder Facebook「How exciting is this??」』『Eilidh Stimpson Facebook「Interesting find by Peter from Wightman Plumbing when lifting floorboards in our home in morningside!」』より (TechinsightJapan編集部 iruy)