1. George III became heir to the throne on the death of his father in 1751, succeeding his grandfather, George II, in 1760. He was the third Hanoverian monarch and the first one to be born in England and to use English as his first language.
Among the papers was an instruction manual on Kingship written by George III's father for his 10 year old son.
2. George III was devoted to his wife, Charlotte of Mecklenburg-Strelitz. They had 15 children, 13 of whom reached adulthood.
Researchers discovered an almost pristine lock of hair taken from their son, Prince Alfred before he died aged 1 year and 10 months in 1782, sewn in to a letter from Queen Charlotte to the children's long-
serving nanny Lady Charlotte Finch.