Lord Eldin: John Clerk, FRSE (1757 - 1832) Son of Maxwell's great-grand-uncle, John Clerk of Eldin. Nephew of the architects Robert and John Adam
Portrait by Sir Henry Raeburn about 1815 Courtesy of the Scottish National Portrait Gallery
Sir George Clerk: Maxwell's Uncle
Courtesy of the Scottish National Portrait Gallery
Henry Clerk: Major General. Maxwell's Cousin
Courtesy of Royal Artillery, Greenwich
Jemima Blackburn : née Wedderburn (1823-1909). Maxwell's Cousin. Jemima was an accomplished artist and illustrator. She married Hugh Blackburn (1823-1905) who was Professor of Mathematics at Glasgow from 1849-79 succeeding Lord Kelvin’s father(1786-1849).
Photograph by Alinari of Florence,1852
Isabella Cay: née Dyce (1811-1852). Mother of William Dyce Cay and Charles Hope Cay.
Isabella Cay - The Artist's Sister by William Dyce RA HRSA c. 1835 oil on canvas Image credit: Aberdeen Art Gallery & Museums Collections Object number: ABDAG011503
William Dyce Cay: Maxwell's Cousin
Courtesy of the Scottish National Portrait Gallery
William Dyce Cay: Maxwell's Cousin
Courtesy of the Institution of Civil Engineers
Charles Hope Cay: Maxwell's Cousin
Courtesy of Clifton College, Bristol
John Cay & Sons: John Cay (1790-1865) (seated) Maxwell’s uncle A member of the Edinburgh Calotype Club. His sons Robert (1822-1888) (right) and Edward (1825-1874) later became sheep farmers near Brisbane, Australia.
Reproduced by permission of the National Library of Scotland
Edward Cay: (1825-1874) Maxwell’s cousin Son of John Cay. Later a sheep farmer in Australia.
Reproduced by permission of the National Library of Scotland
Robert Dundas Cay: (1807-1888) Writer to the Signet, another of Maxwell’s uncles. Brother of John Cay.
Reproduced by permission of the National Library of Scotland
