Cavendish, William George Spencer, 6th Duke of Devonshire (1790 -1858)

William George Spencer was the only son of William Cavendish, 5th Duke of Devonshire, and Georgiana, elder daughter of John Spencer, 1st Earl Spencer. He was educated at Harrow School, and Trinity College, Cambridge, where he was admitted a nobleman, as Marquess of Hartington, on 16 October 1817. He matriculated in 1818, took his M.A. in 1820, and was created an Hon. LL.D. in 1821. He succeeded his father 29 July 1811. In 1826 he attended the coronation of the Czar Nicholas who conferred on him the orders of St Andrew and of St Alexander Nevski. The following year he was made Lord Chamberlain of George IV's Household and continued as such throughout the reign of William IV 1830 1834. Also in 1827, he became a member of the Privy Council and a Knight of the Garter. He never married. He was President of the Horticultural Society 1838 1858, and a collector of coins. One of the great book collectors, he bought the library of Thomas Dampier, Bishop of Ely, for £10,000 in 1821, and John Kemble's dramatic collections for £2,000, which is now housed in the Huntington Library. He sold duplicates from his library at auction at the rooms of R.H. Evans on the 29 May and 24 November 1815. There were Chatsworth sales in 1958 and 1982.

Seat / Residence(s): Chatsworth House, Derbyshire
Library Auction Details: R.H. Evans (29 May 1815), (24 November 1815)
Stamp(s) Stamp Information
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 1)
Arms: Quarterly 1 & 4. Sable three stags heads caboshed (Cavendish) 2. Per bend embattled argent and gules (Boyle) 3. Checky argent and azure a fess gules (Clifford)
Motto: Cavendo tutus
Supporters: Two stags wreathed round the necks with garlands of roses
Dimensions (height x width): 90mm x 107mm
Quarterings: 1 & 4. Sable three stags heads caboshed (Cavendish) 2. Per bend embattled argent and gules (Boyle) 3. Checky argent and azure a fess gules (Clifford)
Coronet: Duke
Heraldic Charges: checky, Heraldic Charges: fess, Heraldic Charges: per bend embattled, Heraldic Charges: stags heads caboshed (3)
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 2)
Arms: Quarterly 1 & 4. Sable three stags heads caboshed (Cavendish) 2. Per bend embattled argent and gules (Boyle) 3. Checky argent and azure a fess gules (Clifford)
Motto: Cavendo tutus
Supporters: Two stags wreathed round the necks with garlands of roses
Dimensions (height x width): 70mm x 78mm
Quarterings: 1 & 4. Sable three stags heads caboshed (Cavendish) 2. Per bend embattled argent and gules (Boyle) 3. Checky argent and azure a fess gules (Clifford)
Coronet: Duke
Heraldic Charges: fess, Heraldic Charges: per bend embattled, Heraldic Charges: stags heads caboshed (3)
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 3)
Arms: Three stags heads caboshed
Motto: Cavendo tutus
Supporters: Two stags wreathed round the necks with garlands of roses
Dimensions (height x width): 75mm x 88mm
Coronet: Duke
Heraldic Charges: stags heads caboshed (3)
Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 4) Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 4)
Arms: Quarterly 1 & 4. Sable three stags heads caboshed (Cavendish) 2. Per bend embattled argent and gules (Boyle) 3. Checky argent and azure a fess gules (Clifford)
Crest: A serpent nowed
Motto: Cavendo tutus
Supporters: Two stags wreathed round the necks with garlands of roses
Dimensions (height x width): 58mm x 67mm
Quarterings: 1 & 4. Sable three stags heads caboshed (Cavendish) 2. Per bend embattled argent and gules (Boyle) 3. Checky argent and azure a fess gules (Clifford)
Coronet: Duke
Heraldic Charges: checky, Heraldic Charges: fess, Heraldic Charges: per bend embattled, Heraldic Charges: serpent, Heraldic Charges: stags heads caboshed (3)
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 6)
Arms: Three stags heads caboshed a crescent for difference
Dimensions (height x width): 43mm x 27mm
Coronet: Duke
Heraldic Charges: stags heads caboshed (3)
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 11)
Crest: A serpent nowed
Dimensions (height x width): 31mm x 29mm
Coronet: Duke
Heraldic Charges: serpent
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 13)
Crest: A serpent nowed
Dimensions (height x width): 23mm x 23mm
Coronet: Duke
Heraldic Charges: coronet, baron's, out of a, Heraldic Charges: serpent
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 14)
Dimensions (height x width): 18mm x 12mm
Monogram: W S D
Coronet: Duke
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 15)
Dimensions (height x width): 12mm x 8mm
Monogram: W S D
Coronet: Duke
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 5)
Arms: Three stags heads caboshed
Crest: A serpent nowed
Motto: Cavendo tutus
Dimensions (height x width): 41mm x 29mm
Coronet: Duke
Heraldic Charges: serpent, Heraldic Charges: stags heads caboshed (3)
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 12)
Crest: A serpent nowed
Dimensions (height x width): 45mm x 40mm
Coronet: Duke
Heraldic Charges: serpent
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 7)
Arms: Three stags heads caboshed
Motto: Cavendo tutus
Dimensions (height x width): 41mm x 24mm
Coronet: Duke
Heraldic Charges: stags heads caboshed (3)
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 8)
Crest: A serpent nowed
Order: Garter
, Order: Thistle
Dimensions (height x width): 71mm x 44mm
Coronet: Duke
Heraldic Charges: serpent
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 9)
Crest: A serpent nowed
Dimensions (height x width): 37mm x 29mm
Coronet: Marquess
Heraldic Charges: serpent
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 10)
Crest: A serpent nowed
Dimensions (height x width): 62mm x 52mm
Coronet: Duke
Heraldic Charges: serpent
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 16)
Dimensions (height x width): 14mm x 11mm
Monogram: W S D
Coronet: Duke
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 17)
Dimensions (height x width): 10mm x 9mm
Monogram: W S D
Coronet: Duke
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 18)
Dimensions (height x width): 26mm x 13mm
Monogram: W S D
Coronet: Duke
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 19)
Dimensions (height x width): 17mm x 12mm
Monogram: W S D
Coronet: Duke
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 20)
Dimensions (height x width): 19mm x 13mm
Monogram: W S D
Coronet: Duke
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 21)
Dimensions (height x width): 18mm x 14mm
Monogram: D
Coronet: Duke
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 22)
Dimensions (height x width): 23mm x 18mm
Monogram: D
Coronet: Duke
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 23)
Dimensions (height x width): 18mm x 16mm
Monogram: W C
Coronet: Duke
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 24)
Arms: Three stags heads caboshed
Order: Garter
Dimensions (height x width): 23mm x 21mm
Coronet: Duke
Heraldic Charges: stags heads caboshed (3)
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 25)
Arms: Three stags heads caboshed
Order: Garter
Dimensions (height x width): 20mm x 16mm
Coronet: Duke
Heraldic Charges: stags heads caboshed (3)
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 26)
Crest: a stag trippant
Dimensions (height x width): 16mm x 15mm
Coronet: Duke
Heraldic Charges: stag trippant
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 27)
Crest: A serpent nowed
Dimensions (height x width): 14mm x 15mm
Coronet: Duke
Heraldic Charges: serpent
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 28)
Dimensions (height x width): 16mm x 16mm
Monogram: D
Coronet: Duke
Title: Cavendish, William George Spencer, 6th Duke of Devonshire (1790 - 1858) (Stamp 29)
Dimensions (height x width): 18mm x 13mm
Monogram: D
Coronet: Duke