A series of letters written by Mahatma Gandhi and Jawaharlal Nehru and a signed khadi cloth appeared at Sothebys.
Everything sold for a total of £17,500, according to the London auction house.
The four lots comprised three letters and two postcards signed by Gandhi, a signed khadi cloth said to have been worn by him, and 29 letters written by Jawaharlal Nehru to the freedom fighter Mridula Sarabhai.
The Gandhi items were bought jointly by two major Indian industrialists: Ghulum Noon, aka 'Britain's Curry King,' founder of Noon Products, and Nat Puri, found of the Purico Group.
The Gandhi letters, written to Islamic scholar Maulana Abdul Bari, sold for £4,750; his khadi cloth for £2,125; the postcards from Gandhi to poet Hamidullah Afsar for £1,875; and the Nehru letters for £8,750.
The Nehru letters were bought by a British company trading in books and manuscripts.