Robert O’Byrne is a writer specialising in the fine and decorative arts, and an Apollo columnist. He blogs at www.theirishaesthete.com

Sic Transit Gloria Mundi (after Piranesi) (2016), Emily Allchurch.
chesterfield house London
The rue Notre-Dame des Champs, Paris the Entrance to Sargent’s Studio (1907), Walter Sickert. The Ashmolean Museum, University of Oxford
Desmond Guinness. Photo: Amelia Stein; courtesy Irish Georgian Society
The remains of a late medieval church in Garryvoe , Co Cork.
Eyrecourt, Co. Galway (n.d.), John Nankivell.
The Reading Room of the National Library of Ireland, Dublin. The library has been allocated €23m by the Irish government to upgrade its facilities.
Hellelil and Hildebrand, the Meeting on the Turret Stairs (1864), Frederic William Burton. National Gallery of Ireland, Dublin
Letters from W.B. Yeats to Olivia Shakespear, part of the Yeats Family Collection be auctioned at Sotheby's London on 27 September
View of the entrance and façade of the National Gallery of Ireland, 2017, Photo: © National Gallery of Ireland
Vase of Flowers (1924), Henri Matisse. Museum of Fine Arts, Boston
The Finnish art historian Tancred Borenius (1885–1948), photographed in his office in 1940. Photo: William Vandivert/Getty Images
Single-volume Qur’an (1340–41), copied by Arghun al-Kamili, possibly Iraq, Jalayirid period. Museum of Turkish and Islamic Arts, Istanbul