https://www.guildoflondondetectorists.com/portfolio/hoard-of-anglo-saxon-and-viking-silver-coins-found-at-the-vale-of-york-south-yorkshire-england-uk-dating-from-the-10th-century/https://www.guildoflondondetectorists.com/portfolio/hoard-of-15th-century-medieval-gold-coins-found-in-southern-england/https://www.guildoflondondetectorists.com/portfolio/english-15th-century-medieval-gold-coins-unearthed/