Llandudno General Hospital (Betsi Cadwaladr University Health Board)
Artworks by Herbert Sidney
Lady Augusta Mostyn (1830–1912), President of Llandudno Hospital (1881–1911)Herbert Sidney (1858–1923)
Llandudno General Hospital
Ada (d.1929), Countess of Lauderdale Herbert Sidney (1858–1923)
Thirlestane Castle
Councillor George Booth Heming, JP, Mayor of Westminster (1914–1915)Herbert Sidney (1858–1923)
City of Westminster Archives Centre
Major-General (later General Sir) John Alexander Dunlop Agnew Wallace (c.1775–1857), Colonel of the 88th Regiment of Foot (Connaught Rangers), c.1835Herbert Sidney (1858–1923)
National Army Museum
John Woodall Woodall (1831–1905)Herbert Sidney (1858–1923)
Scarborough Art Gallery
Councillor The Reverend F. Harcout Hillersdon, Mayor of Westminster (1909–1910)Herbert Sidney (1858–1923)
City of Westminster Archives Centre
Councillor R. W. Granville Smith, JP, Mayor of Westminster (1913–1914)Herbert Sidney (1858–1923)