John Bicknell solicitor to the Admiralty and the Prince Regent, became father-in-law to John Constable. His eldest daughter Maria Elizabeth Bicknell married Constable in 1816. John Bicknell John Bicknell, the elder (baptised 1746 – 1787) was an English barrister and writer. He was co-author with Thomas Day of the abolitionist poem "The Dying Negro" from 1773. Bicknell has also been credited with "Musical Travels through England", a pseudonymous satire on Charles Burney. The second son of Robert Bicknell of the Inner Temple, he was admitted to the Middle Temple in 1761. He was called to the bar at Lincoln's Inn in 1769.
Maria Martins (artist) time in New York, Martins studied with the sculptors Jacques Lipchitz and Stanley William Hayter. In 1941 Martins had a solo exhibition of her work, entitled "Maria", at the Corcoran Gallery of Art in Washington, D.C. In 1943 the Valentine Gallery in New York City organized a two-artist exhibition with Martins and Piet Mondrian, "Maria: New Sculptures" and "Mondrian: New Paintings". Martins later bought Mondrian's famous work from the exhibition, "Broadway Boogie Woogie", for only $800, though she eventually donated it to the Museum of Modern Art. Martins had an affair with the artist Marcel Duchamp, which lasted for several